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Vesta -- Is it Really an Asteroid?
Vesta -- Is it Really an Asteroid?
As NASA's Dawn spacecraft closes in on Vesta, researchers are wondering if the behemoth space rock is just an asteroid--or something more?Read More...
Super Full Moon
Super Full Moon
On March 19th, a full Moon of rare size and beauty will rise in the east at sunset. It's a super "perigee moon"--the biggest in almost 20 years.Read More...
Finally! NASA Prepares to Orbit Mercury
Finally! NASA Prepares to Orbit Mercury
On March 17th, NASA's MESSENGER probe will become the first spacecraft to orbit Mercury. It's a seminal moment in planetary exploration. Researchers can finally take a good long look at a rocky world that is both akin to Earth and shockingly alien.Read More...
Can WISE Find the Hypothetical 'Tyche'?
Can WISE Find the Hypothetical 'Tyche'?
In November 2010, the scientific journal Icarus published a paper by astrophysicists John Matese and Daniel Whitmire, who proposed the existence of a binary companion to our sun, larger than Jupiter, in the long-hypothesized Oort cloud.Read More...
A Solar System Family Portrait, From the Inside Out
A Solar System Family Portrait, From the Inside Out
What would our solar system look like if visitors from other worlds took a series of pictures? NASA's MESSENGER spacecraft did just that by piecing together the first portrait of our solar system from the inside looking out.Read More...
The Two Faces of Tempel 1
The Two Faces of Tempel 1
Whichever part of comet Tempel 1 is facing toward Stardust when the spacecraft zips by the comet tonight should provide some great new science.Read More...
Five Things About NASA's Valentine's Day Comet
Five Things About NASA's Valentine's Day Comet
Here are five facts you should know about NASA's Stardust-NExT spacecraft as it prepares for a Valentine's "date" with comet Tempel 1. Feel free to sing along!Read More...
NASA Spacecraft Closes in on Comet Tempel 1
NASA Spacecraft Closes in on Comet Tempel 1
NASA is about to discover how solar heat devours a comet as the Stardust-NExT probe closes in for a Valentine's Day encounter with Tempel 1.Read More...
Who's Who at NASA: Dr. Jim Green, Director, Planetary Science Division, NASA Headquarters, Washington, DC
Who's Who at NASA: Dr. Jim Green, Director, Planetary Science Division, NASA Headquarters, Washington, DC
NASA Tech Briefs talks planetary science with Dr. James Green, the man in charge of NASA's robotic exploration of the planets, moons and bodies of our solar system.Read More...
A Fizzy Ocean on Enceladus
A Fizzy Ocean on Enceladus
Evidence is mounting that Saturn's moon Enceladus harbors a bubbly subterranean ocean where conditions might be friendly to life.Read More...
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Last Updated: 29 Jul 2014