Light Echoes Used to Study Protoplanetary Disks

Light Echoes Used to Study Protoplanetary Disks

Ice Scours the North Caspian Sea

Ice Scours the North Caspian Sea

Morning Sunglint Over the Pacific

Morning Sunglint Over the Pacific

Staying Strong: Spaceflight Muscle Loss Study Aims to Benefit Patients on Earth

Staying Strong: Spaceflight Muscle Loss Study Aims to Benefit Patients on Earth

Newly discovered baby Titanosaur sheds light on dinosaurs' early lives | NSF - National Science Foundation

Newly discovered baby Titanosaur sheds light on dinosaurs' early lives | NSF - National Science Foundation

Preparing the Vehicle Assembly Building for NASA's Next Rocket

Preparing the Vehicle Assembly Building for NASA's Next Rocket

Computers play a crucial role in preserving the Earth | NSF - National Science Foundation

Computers play a crucial role in preserving the Earth | NSF - National Science Foundation

NASA's Fermi Telescope Poised to Pin Down Gravitational Wave Sources

NASA's Fermi Telescope Poised to Pin Down Gravitational Wave Sources

Liftoff at NASA's 16th Annual Student Launch Challenge

Liftoff at NASA's 16th Annual Student Launch Challenge: One of dozens of high-powered rockets lifts off on April 16, 2016, during NASA's 16th annual Student Launch challenge, held near Marshall Space Flight Center in Huntsville, Alabama from April 13-16. Nearly 50 middle and high school, college and university teams from 22 states competed in the challenge.

Y Marks the Spot

Y Marks the Spot: A sinuous feature snakes northward from Enceladus' south pole like a giant tentacle.

Early Ice Breakup of Beaufort Sea Due to Early Warm Temperatures

Early Ice Breakup of Beaufort Sea Due to Early Warm Temperatures: This image of early ice breakup of the Beaufort Sea, north of Alaska, was taken by the Suomi NPP satellite's Visible Infrared Imaging Radiometer Suite (VIIRS) instrument infrared channel, at around 1148 UTC on April 13, 2016.

April 14, 1981, Landing of First Space Shuttle Mission

April 14, 1981, Landing of First Space Shuttle Mission

T-38C Passes in Front of the Sun at Supersonic Speed

T-38C Passes in Front of the Sun at Supersonic Speed

NASA to Attach, Test First Expandable Habitat on International Space Station

NASA to Attach, Test First Expandable Habitat on International Space Station: The first human-rated expandable structure that may help inform the design of deep space habitats is set to be installed to the International Space Station Saturday, April 16. NASA Television coverage of the installation will begin at 5:30 a.m. EDT.

The Great Divide

The Great Divide: It's difficult to get a sense of scale when viewing Saturn's rings, but the Cassini Division (seen here between the bright B ring and dimmer A ring) is almost as wide as the planet Mercury.

Mission Manager Update: Kepler Spacecraft in Emergency Mode

Mission Manager Update: Kepler Spacecraft in Emergency Mode

This Week@ NASA, April 8, 2016

This Week@ NASA, April 8, 2016: SpaceX Dragon Launches to the ISS, NASA Seeds Planted in White House Garden and more ...

Busy Traffic at the International Space Station

Busy Traffic at the International Space Station: Expedition 47 Flight Engineer Tim Peake of ESA took this photograph on April 6, 2016, as the International Space Station flew over Madagascar, showing three of the five spacecraft docked to the station. The station crew awaits the scheduled launch today, April 8, of the third resupply vehicle in three weeks: a SpaceX Dragon cargo spacecraft.

April 7, 1991, Deployment of Breakthrough Gamma-ray Observatory

April 7, 1991, Deployment of Breakthrough Gamma-ray Observatory

Computer-Simulated Image of a Supermassive Black Hole

Computer-Simulated Image of a Supermassive Black Hole: Astronomers have uncovered a near-record breaking supermassive black hole in an unlikely place: in the center of a galaxy in a sparsely populated area of the universe. The observations, made by NASA’s Hubble Space Telescope and the Gemini Telescope in Hawaii, may indicate that these monster objects may be more common than once thought.

Slimmed Down Aircraft Wing Expected to Reduce Fuel and Emissions by 50%

Slimmed Down Aircraft Wing Expected to Reduce Fuel and Emissions by 50%