Topic: NASA

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The sun, our closest star, in a stunning 4K time lapse animation

Compiling 17,000 images captured by the Solar Dynamics Observatory (SDO), via Helioviewer, from October 14-30, 2014, James Tyrwhitt-Drake created a stunning 4K time lapse animation. Watch 16 of our days rotate by in a...

Astronauts grow a water bubble in microgravity on ISS

Observing water in space is not only fascinating, but it clearly looks fun! Watch NASA astronauts Steve Swanson and Reid Wiseman, and European Space Agency astronaut Alexander Gerst create a floating bubble of water o...

The Captured Ice Moon: Voyager 2 and Neptune’s moon Triton

As NASA looks toward the New Horizons probe's July 2015 rendezvous with dwarf planet Pluto and its five known moons, they are also reviewing Voyager 2 data collected on the 1989 flyby of Neptune's moon Triton, seen he...

The Hammer-Feather Drop in the world’s biggest vacuum chamber

...though in this case, "the hammer" is a bowling ball. In this excellent clip from the BBC's Human Universe: Episode 4, Professor Brian Cox visits NASA’s Space Power Facility in Ohio, home of the world's biggest vacu...

Earth Observations: Astronauts search for cities from ISS’ Cupola

What do volcanoes, islands, dry lake beds, and big cities look like from space? Join International Space Station Expedition 38 crew members Mike Hopkins and Rick Mastracchio as they chitchat about Earth's cities and c...

The Chemistry of Rockets: How do rockets work?

How are controlled explosions made just right so that they'll generate the kind of thrust that sends a rocket up, up, up and beyond our atmosphere? Analytical Chemist Raychelle Burks, Ph.D., explains how solid and...

Dr. Mae Jemison, NASA Astronaut: I Wanted To Go Into Space

Find out why NASA astronaut Dr. Mae Jemison wanted to go into space in this profile from NOVA's The Secret Life of Scientists and Engineers. A physician, a chemical engineer, a teacher, a dancer, and the first Afri...

NASA’s Rover of the Future

Omni-drive and suit ports will be just two of the NASA rover features available to future astronauts as they explore Mars or near-Earth asteroids. This Rover of the Future is an ever-evolving Space Exploration Vehicle...

Testing a Space Rover Under Alaskan Ice

Someday it may be possible to explore below the icy surface of Jupiter's sixth-closest moon, Europa, and if this happens, it could be done with a technological descendant of this robotic rover: NASA JPL's Buoyant Rove...

Watch a time lapse sunset through a solar telescope

Seeing the sun set can already be a breathtaking experience, but observing the sun with a solar telescope reveals incredible details — such as sunspots and solar filaments — that we could never safely see ...

Landing on a comet: Rosetta Spacecraft & Philae robotic lander

This has never been done before: the European Space Agency (ESA) is about to land a spacecraft onto the surface of a comet. Launched in 2004, the Rosetta spacecraft will reach 67P/Churyumov-Gerasimenko in August 2014,...

The Neutral Buoyancy Lab

If you have underwater training or testing to conduct, NASA has the Neutral Buoyancy Lab for you! Cranes! Diving suits! Workshops! Hyperbaric chambers! This video is a strange and fabulous mix ...

NASA’s Solar Dynamics Observatory: Year 4

Switch this video to HD full screen and marvel at the incredible detail in which we can now observe the sun, our closest star. This video is filled with year four highlights from the Solar Dy...

Jewel Box Sun: Invisible wavelengths of light translated into colors

From NASA Goddard, Jewel Box Sun, a surprising video that illuminates how NASA’s Solar Dynamics Observatory (SDO) converts a wide range of invisible wavelengths into colorized images tha...

NASA: The 45th Anniversary of Earthrise

On December 24, 1968, the Apollo 8 crew orbited the moon and discovered Earth. Astronauts James Lovell, command module pilot, William Anders, lunar module pilot, and Frank Borman, commander, we...

NASA’s Valkyrie

Need a battery-powered, modular, humanoid robot with strong legs and an amazing array of built-in cameras to help set up habitation on Mars for pioneering astronauts? NASA's got you covered. Meet Valkyrie. "The spa...

How can we know anything about distant exoplanets?

How can we know the size, composition, and atmospheric makeup of distant exoplanets? NASA explains the details in this Alien Atmospheres video.  By observing periodic variations in the pare...

What did Mars look like 4 billion years ago?

The team at NASA’s Conceptual Image Lab has an idea of what Mars looked like 4 billion years ago based on the existing evidence: Billions of years ago when the Red Planet was young, it appears to have had a t...

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