NASA TOP STORY

This Week at NASA: Japan's Kounotori Takes Flight and More Video in Story

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This Week at NASA: Japan's Kounotori Takes Flight and More.

On Aug. 19, the Japan Aerospace Exploration Agency launched its "Kounotori" H-II Transfer Vehicle, or HTV-5 from the Tanegashima Space Center to the International Space Station.


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Electric Solar Sail Concept Introduction Video in Story

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Electric Solar Sail Concept

The NASA Innovative Advanced Concepts (NIAC) Program recently selected several concepts for further study including the Heliopause Electrostatic Rapid Transit System (HERTS), an electric solar sail concept.

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This Week at NASA: Testing a New Rocket Engine and More!

This Week at NASA: Testing a New Rocket Engine and More! Video in Story

On Aug. 13, NASA conducted a test firing of the RS-25 rocket engine at Stennis Space Center. The 535 second test was the sixth in the current series of seven developmental tests of the former space shuttle main engine.


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Video: NASA Preparing America for Deep Space Exploration Episode 10: Constructing the Future

Video: NASA Preparing America for Deep Space Exploration Episode 10: Constructing the Future Video in Story

Between April and June 2015, NASA's Explorations Systems Development programs continued to make progress developing and building the Space Launch System rocket, Orion spacecraft and the ground systems needed to launch them on deep space missions to new destinations in the solar system.


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This Week at NASA: NASA's Curiosity 3 Year Anniversary and More

This Week at NASA: NASA's Curiosity 3 Year Anniversary and More Video in Story

NASA's Curiosity rover celebrated the 3-year anniversary of its landing on Mars recently. Since landing, Curiosity has driven nearly seven miles to its current location at Mount Sharp, and found evidence of past conditions suitable for microbial life.


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Robotic Manufacturing System Will Build Biggest Composite Rocket Parts Ever Made

Robotic Manufacturing System Will Build Biggest Composite Rocket Parts Ever Made Video in Story

Experts explain how a new robotic composite fiber placement system will be used to build large space structures for space vehicles.


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NASA - Lunar IceCube to Take on Big Mission From Small Package

NASA - Lunar IceCube to Take on Big Mission From Small Package

In what scientists say signals a paradigm shift in interplanetary science, NASA has selected a shoebox-size mission to search for water ice and other resources from above the surface of the moon.


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NASA Asteroid Prospector Flyer Test

NASA Asteroid Prospector Flyer Test Video in Story

A prototype Asteroid Prospector Flyer is put into a tumble at the Swamp Works Lab before correcting and stabilizing itself using tiny jets. The prototype is in development as part of the Extreme Access Flyer effort.


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This Week at NASA: More Exoplanets, Undersea Astronaut Training and More

This Week at NASA: More Exoplanets, Undersea Astronaut Training and More Video in Story

NASA's Spitzer Space Telescope has helped astronomers confirm the discovery of the nearest rocky planet outside our solar system.


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NASA - How Sunlight Pushes Asteroids

NASA - How Sunlight Pushes Asteroids Video in Story

Rotating asteroids have a tough time sticking to their orbits. Their surfaces heat up during the day and cool down at night, giving off radiation that can act as a sort of mini-thruster.


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NASA's MMS Spacecraft Transition to Tetrahedral Flying Formation

NASA's MMS Spacecraft Transition to Tetrahedral Flying Formation Video in Story

In the latter half of July 2015, the four satellites of the Magnetosphere Multi-scale (MMS) mission move into their tetrahedral formation flying configuration as part of the checkout for the science phase of the mission.


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This Week at NASA: Pluto Continues to Surprise, new Exoplanets and More

This Week at NASA: Pluto Continues to Surprise, new Exoplanets and More Video in Story

A July 24 update at NASA headquarters, featured new surprising imagery and science results from the recent flyby of Pluto, by the New Horizons spacecraft.


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NASA RS-25 SLS Engine Revs Up for Another Test

NASA RS-25 SLS Engine Revs Up for Another Test Video in Story

In auto racing parlance, NASA engineers put the "pedal to the metal" during a July 17 test of its Space Launch System (SLS) RS-25 rocket engine at Stennis Space Center.


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This Week at NASA: Pluto Amazes and we Look Back at Apollo-Soyuz

This Week at NASA: Pluto Amazes and we Look Back at Apollo-Soyuz Video in Story

After a nearly decade-long journey, NASA's New Horizons spacecraft arrived at Pluto on July 14 - passing by at a mere 7,750 miles above the surface ... resulting in an absolutely breathtaking image - the closest ever of Pluto.


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History Remembered: The 40th Anniversary of the Flight of Apollo-Soyuz

History Remembered: The 40th Anniversary of the Flight of Apollo-Soyuz Video in Story

Most of us take it for granted today that American astronauts and Russian cosmonauts live and work together in Earth orbit. They've been doing it for years, first in the Shuttle-Mir program, and now on the International Space Station.


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This Week at NASA: Commercial Crew Astronauts and More

This Week at NASA: Commercial Crew Astronauts and More Video in Story

NASA has selected four astronauts to work closely with two U.S. commercial companies that will return human spaceflight launches to Florida's Space Coast.



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