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Comet ISON to fly by Mars
Around the world, astronomers are buzzing with anticipation over the approach of Comet ISON.
New Imagery of Asteroid Mission
NASA released Aug. 22 new photos and video animations depicting the agency's planned mission to find, capture, redirect, and study a near-Earth asteroid.
Around the World in Four Days: NASA Tracks Chelyabinsk Meteor Plume
Atmospheric physicist Nick Gorkavyi missed witnessing an event of the century last winter when a meteor exploded over his hometown of Chelyabinsk, Russia. From Greenbelt, Md., however, NASA's Gorkavyi and colleagues witnessed a never-before-seen view ...
Heliophysics Nugget: Mapping Tons of Meteoric Dust in the Sky
On Aug.11 and 12, 2013, the annual Perseid meteor shower will peak, filling the sky with streaks of light, commonly known as shooting stars.
MAVEN Eyes Mars as Launch Preps Begin
MAVEN's approach to Mars studies will be quite different from that taken by recent probes dispatched to the Red Planet.
If We Landed on Europa, What Would We Want to Know?
A new paper lays out the key science questions to answer for any future proposed robotic spacecraft missions to the surface of Jupiter's icy moon Europa.
The Sun's Magnetic Field is about to Flip
Something big is about to happen on the sun. According to measurements from NASA-supported observatories, the sun's vast magnetic field is about to flip.
Laser Communications Set for Moon Mission
An advanced laser system offering vastly faster data speeds is now ready for linking with spacecraft beyond our planet following a series of crucial ground tests.
In astronomy, there's nothing quite like a bright meteor streaking across the glittering canopy of a moonless night sky. The unexpected flash of light adds a dash of magic to an ordinary walk under the stars.
Pale Blue Dot: Distant Spacecraft Photograph Earth
Color and black-and-white images of Earth taken by two NASA interplanetary spacecraft on July 19 show our planet and its moon as bright beacons from millions of miles away in space.
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Last Updated: 6 Jul 2015