Sounding Rocket Launches to Study Auroras
A NASA Black Brant IX sounding rocket soars skyward into an aurora over Alaska following a 5:13 a.m. EST, Feb. 22, 2017 launch from the Poker Flat Research Range in Alaska. The rocket carried an Ionospheric Structuring: In Situ and Groundbased Low Altitude StudieS (ISINGLASS) instrumented payload examining the structure of an aurora.
Rays of Creusa
When viewed from a distance with the sun directly behind Cassini, the larger, brighter craters really stand out on moons like Dione.
Liftoff of SpaceX Falcon 9 and Dragon From Launch Complex 39A
A SpaceX Falcon 9 rocket lifts off from Launch Complex 39A at NASA's Kennedy Space Center in Florida. This is the company's 10th commercial resupply services mission to the International Space Station. Liftoff was at 9:39 a.m. EST from the historic launch site now operated by SpaceX under a property agreement with NASA.
Falcon 9 Rocket With Dragon Spacecraft Vertical at Launch Complex 39A
NASA provider SpaceX's Falcon 9 rocket and Dragon spacecraft are vertical at Launch Complex 39A at NASA’s Kennedy Space Center in Florida. Liftoff of SpaceX's tenth Commercial Resupply Services cargo mission to the International Space Station is scheduled for 10:01 a.m. EST on Saturday, Feb. 18, 2017.
Thomas Byrdsong, Aerospace Engineer at NASA Langley Research Center
On March 2, 1963 Engineer Thomas Byrdsong checks the Apollo/Saturn 1B Ground-wind-loads model in the Transonic Dynamics Tunnel at Langley Research Center in Hampton, Virginia.
Glacial 'Aftershock' Spawns Antarctic Iceberg
Pine Island Glacier has shed another block of ice into Antarctic waters. The loss was tiny compared to the icebergs that broke off in 2014 and 2015, but the event is further evidence of the ice shelf’s fragility.
Space Station Flight Over Venice
Expedition 50 Flight Engineer Thomas Pesquet of the European Space Agency shared this photograph from the International Space Station on Feb. 14, 2017, writing, "Venice, city of gondoliers and the lovers they carry along the canals. Happy Valentine's Day!"
F for Fabulous
When seen up close, the F ring of Saturn resolves into multiple dusty strands. This Cassini view shows three bright strands and a very faint fourth strand off to the right.
Hubble Sees Spiral in Andromeda
The Andromeda constellation is one of the 88 modern constellations and should not be confused with our neighboring Andromeda Galaxy.
Jeanette A. Scissum, Scientist and Mathematician at NASA Marshall
Jeanette Scissum joined NASA’s Marshall Space Flight Center in 1964 after earning bachelor's and master's degrees in mathematics from Alabama A&M University. Scissum published a NASA report in 1967, “Survey of Solar Cycle Prediction Models,” which put forward techniques for improved forecasting of the sunspot cycle.
Sunrise at Rogers Dry Lake
A sunrise photo of Edwards Air Force Base’s Rogers Dry Lake was taken after heavy rainfall in southern California. NASA’s Armstrong Flight Research Center is seen in the foreground.
Antarctica’s Changing Larsen Ice Shelf
The Larsen Ice Shelf is situated along the northeastern coast of the Antarctic Peninsula, one of the fastest-warming places on the planet. In the past three decades, two large sections of the ice shelf (Larsen A and B) collapsed. A third section (Larsen C) seems like it may be on a similar trajectory, with a new iceberg poised to break away soon.
Potentially Hospitable Enceladus
Seen from outside, Enceladus appears to be like most of its sibling moons: cold, icy and inhospitable.
Hubble Captures Brilliant Star Death in “Rotten Egg” Nebula
The Calabash Nebula, pictured here is a spectacular example of the death of a low-mass star like the sun.
Looking Back: Dr. George Carruthers and Apollo 16 Far Ultraviolet Camera/Spectrograph
Dr. George Carruthers, right, and William Conway, a project manager at the Naval Research Institute, examine the gold-plated ultraviolet camera/spectrograph, the first moon-based observatory that Carruthers developed for the Apollo 16 mission. Apollo 16 astronauts placed the observatory on the moon in April 1972.
Lake Powell and Grand Staircase-Escalante
This panorama, photographed by an astronaut aboard the International Space Station, shows nearly the full length of Lake Powell, the reservoir on the Colorado River in southern Utah and northern Arizona. Note that the ISS was north of the lake at the time, so in this view south is at the top left of the image.
NASA Day of Remembrance
Martha Chaffee, widow of Roger Chaffee, Sheryl Chaffee, daughter, and Roger Purvenas, son of Sheryl Chaffee, left, along with acting NASA Administrator Robert Lightfoot, right, place wreaths at the graves of Apollo 1 crewmembers Virgil "Gus" Grissom and Roger Chaffee as part of NASA's Day of Remembrance, Tuesday, Jan. 31, 2017.
Dione's lit hemisphere faces away from Cassini's camera, yet the moon's darkened surface features are dimly illuminated in this image, due to Saturnshine.
Apollo 1 Crew Honored
Astronauts, from the left, Gus Grissom, Ed White II and Roger Chaffee stand near Cape Kennedy's Launch Complex 34 during training for Apollo 1 in January 1967.
January 1986 - Voyager 2 Flyby of Miranda
Uranus' moon Miranda is shown in a computer-assembled mosaic of images obtained Jan. 24, 1986, by the Voyager 2 spacecraft. Miranda is the innermost and smallest of the five major Uranian satellites, just 480 kilometers (about 300 miles) in diameter. Nine images were combined to obtain this full-disc, south-polar view.
Juno’s Close Look at a Little Red Spot
The JunoCam imager on NASA’s Juno spacecraft snapped this shot of Jupiter’s northern latitudes.
NASA Simulates Orion Spacecraft Launch Conditions for Crew
In a lab at NASA’s Johnson Space Center in Houston, engineers simulated conditions that astronauts in space suits would experience when the Orion spacecraft is vibrating during launch atop the agency’s powerful Space Launch System rocket on its way to deep space destinations.
New Weather Satellite Sends First Images of Earth
The release of the first images today from NOAA’s newest satellite, GOES-16, is the latest step in a new age of weather satellites. This composite color full-disk visible image is from 1:07 p.m. EDT on Jan. 15, 2017, and was created using several of the 16 spectral channels available on the GOES-16 Advanced Baseline Imager (ABI) instrument.
Daphnis Up Close
The wavemaker moon, Daphnis, is featured in this view, taken as NASA's Cassini spacecraft made one of its ring-grazing passes over the outer edges of Saturn's rings on Jan. 16, 2017.
Possible Signs of Ancient Drying in Martian Rock
A grid of small polygons on the Martian rock surface near the right edge of this view may have originated as cracks in drying mud more than 3 billion years ago.
NASA Astronaut Shane Kimbrough on Jan. 13 Spacewalk
Expedition 50 Commander Shane Kimbrough of NASA at work outside the International Space Station on Jan. 13, 2017, in a photo taken by fellow spacewalker Thomas Pesquet of ESA. The two astronauts successfully installed three new adapter plates and hooked up electrical connections for three of the six new lithium-ion batteries on the station.
Crescent Jupiter with the Great Red Spot
This image of a crescent Jupiter and the iconic Great Red Spot was created by a citizen scientist (Roman Tkachenko) using data from Juno's JunoCam instrument.
Well-Preserved Impact Ejecta on Mars
This image of a well-preserved unnamed elliptical crater in Terra Sabaea, is illustrative of the complexity of ejecta deposits forming as a by-product of the impact process that shapes much of the surface of Mars.
NASA Astronaut Peggy Whitson's 7th Spacewalk
Flight Engineer Peggy Whitson along with Expedition 50 Commander Shane Kimbrough successfully installed three new adapter plates and hooked up electrical connections for three of the six new lithium-ion batteries on the International Space Station during last week's spacewalk.
Rocky Mountains From Orbit
Expedition 50 Flight Engineer Thomas Pesquet of the European Space Agency photographed the Rocky Mountains from his vantage point in low Earth orbit aboard the International Space Station. He shared the image with his social media followers on Jan. 9, 2017, writing, "the Rocky mountains are a step too high – even for the clouds to cross."
Breaking Boundaries in New Engine Designs
In an effort to improve fuel efficiency, NASA and the aircraft industry are rethinking aircraft design.
Your Home Planet, as Seen From Mars
Here is a view of Earth and its moon, as seen from Mars. It combines two images acquired on Nov. 20, 2016, by the HiRISE camera on NASA's Mars Reconnaissance Orbiter, with brightness adjusted separately for Earth and the moon to show details on both bodies.
Abell 3411 and Abell 3412: Astronomers Discover Powerful Cosmic Double Whammy
Astronomers have discovered what happens when the eruption from a supermassive black hole is swept up by the collision and merger of two galaxy clusters.
Hues in a Crater Slope
Impact craters expose the subsurface materials on the steep slopes of Mars. However, these slopes often experience rockfalls and debris avalanches that keep the surface clean of dust, revealing a variety of hues, like in this enhanced-color image from NASA's Mars Reconnaissance Orbiter, representing different rock types.
Send in the Clouds
Floating high above the hydrocarbon lakes, wispy clouds have finally started to return to Titan's northern latitudes.
Small Satellite Deployed From the Space Station
A satellite is ejected from the Japan Aerospace Exploration Agency (JAXA) Small Satellite Orbital Deployer on the International Space Station on Dec. 19, 2016. The satellite is actually two small satellites that, once at a safe distance from the station, separated from each other, but were still connected by a 100-meter-long Kevlar tether.
Hubble Gazes at a Cosmic Megamaser
This galaxy acts as an astronomical laser, beaming out microwave emission rather than visible light.
Basking in Light
Sunlight truly has come to Saturn's north pole. The whole northern region is bathed in sunlight in this view from late 2016, feeble though the light may be at Saturn's distant domain in the solar system.
Lights in the Darkness
Just hours after the winter solstice, a mass of energetic particles from the Sun smashed into the magnetic field around Earth. The strong solar wind stream stirred up a display of northern lights over northern Canada.
Astronaut Peggy Whitson in the Festive Spirit
Aboard the International Space Station, Expedition 50 Flight Engineer Peggy Whitson of NASA sent holiday greetings and festive imagery from the cupola on Dec. 18.
Pandora Up Close
This image from NASA's Cassini spacecraft is one of the highest-resolution views ever taken of Saturn's moon Pandora. Pandora (84 kilometers, or 52 miles across) orbits Saturn just outside the narrow F ring.
This Week in NASA History: First Crewed Saturn V Mission Launches -- Dec. 21, 1968
This week in 1968, Apollo 8, the first crewed Saturn V launched from NASA's Kennedy Space Center on Dec. 21, 1968. Here, the S-IC stage is being erected for final assembly of the Saturn V launch vehicle in Kennedy's Vehicle Assembly Building.
International Space Station Solar Transit
This composite image, made from ten frames, shows the International Space Station, with a crew of six onboard, in silhouette as it transits the sun at roughly five miles per second, Saturday, Dec. 17, 2016, from Newbury Park, California.
Cosmic ‘Winter’ Wonderland
Although there are no seasons in space, this cosmic vista invokes thoughts of a frosty winter landscape. It is, in fact, a region called NGC 6357 where radiation from hot, young stars is energizing the cooler gas in the cloud that surrounds them.
Hubble "Crane-s" in for a Closer Look at a Galaxy
Spiral galaxy IC 5201 sits 40 million light-years from us in the Crane constellation. As with most spirals we see, it has a bar of stars slicing through its center.
View of NASA's CYGNSS Hurricane Mission Launch From Chase Plane
Hurricane forecasters will soon have a new tool to better understand and forecast storm intensity. A constellation of eight microsatellites, called NASA’s Cyclone Global Navigation Satellite System mission, or CYGNSS, got a boost into Earth orbit aboard an Orbital ATK Pegasus XL rocket, deployed from an L-1011 aircraft.
Color Variations on Mount Sharp, Mars
The foreground of this scene from the Mast Camera (Mastcam) on NASA's Curiosity Mars rover shows purple-hued rocks near the rover's late-2016 location on lower Mount Sharp. The scene's middle distance includes higher layers that are future destinations for the mission.
HTV-6 Cargo Craft Approaches Space Station
Expedition 50 Commander Shane Kimbrough of NASA shared this photograph of the Japan Aerospace Exploration Agency’s Kounotori H-II Transfer Vehicle (HTV-6) as it approached the International Space Station. Kimbrough and Flight Engineer Thomas Pesquet successfully captured the spacecraft using the station's Canadarm2 robotic arm.
The Coolest Landscape on Mars (or Earth)
Many Martian landscapes contain features that are familiar to ones we find on Earth, like river valleys, cliffs, glaciers and volcanos.
Sunrise With Solar Array
Astronaut Thomas Pesquet of the European Space Agency captured this photograph from the International Space Station on Nov. 25, 2016, and shared it on social media, writing, "Sunrises. We experience 16 sunrises every 24 hours on the International Space Station as it takes us 90 minutes to do a complete orbit of our planet flying at 28,800 km/h."
Linear Dunes, Namib Sand Sea
An astronaut aboard the International Space Station (ISS) used a long lens to document what crews have termed one of the most spectacular features of the planet: the dunes of the Namib Sand Sea.
Oceanic Nonlinear Internal Solitary Waves From the Lombok Strait
On November 1, 2016, NASA’s Aqua satellite passed over Indonesia, allowing the Moderate Resolution Imaging Spectroradiometer (MODIS) on board to capture a stunning true-color image of oceanic nonlinear internal solitary waves from the Lombok Strait.
Sahara Desert From the Space Station's EarthKAM
Middle school students programmed a camera aboard the International Space Station -- the Sally Ride EarthKAM -- to photograph this portion of the Sahara desert in western Libya on October 3, 2016. The Expedition 50 crew set up the EarthKAM gear in the Harmony module’s Earth-facing hatch window, to allow students to photograph targets on Earth.
Chaos at Hyperion
The moon Hyperion tumbles as it orbits Saturn.
Hidden Figures Premiere and Award Ceremony
Actress Octavia Spencer, left, who plays Dorothy Vaughan in the film "Hidden Figures" and NASA Administrator Charles Bolden, right, greet NASA research mathematician Katherine Johnson, at a reception to honor NASA's "human computers" on Thursday, Dec. 1, 2016, at the Virginia Air and Space Center in Hampton, VA.
Rift in Antarctica's Larsen C Ice Shelf
On Nov. 10, 2016, scientists on NASA's IceBridge mission photographed an oblique view of a massive rift in the Antarctic Peninsula's Larsen C ice shelf. Icebridge, an airborne survey of polar ice, completed an eighth consecutive Antarctic deployment on Nov. 18.
NASA's Webb Telescope Clean Room 'Transporter'
What looks like a teleporter from science fiction being draped over NASA's James Webb Space Telescope, is actually a "clean tent." The clean tent protects Webb from dust and dirt when engineers at NASA's Goddard Space Flight Center transport the telescope out of the relatively dust-free cleanroom and into the vibration and acoustics testing areas.
Fiery South Atlantic Sunset
An astronaut aboard the International Space Station photographed a sunset that looks like a vast sheet of flame. With Earth’s surface already in darkness, the setting sun, the cloud masses, and the sideways viewing angle make a powerful image of the kind that astronauts use to commemorate their flights.
Tiny Mimas, Huge Rings
Saturn's icy moon Mimas is dwarfed by the planet's enormous rings.
Celebrating Thanksgiving Aboard the International Space Station
The six Expedition 50 crew members celebrate Thanksgiving in space, Nov. 24, 2016, with rehydrated turkey, stuffing, potatoes and vegetables.