NASA spacecraft set to probe two planet wannabes
216125
The mission to Vesta and Ceres, set for launch Thursday, aims to study origin of the solar system.
645578
NASA and university astronomers are eagerly awaiting  the launch of a&nbsp;space probe bound to collide with a comet and give  researchers a glimpse inside the solar system's&nbsp;icy  wanderers.&nbsp;
560320
A comet-busting NASA spacecraft zipped past Earth on Monday on its way to rendezvous with another comet in an extended mission that will also see it hunt for Earth-sized planets around a cluster of stars. The Deep Impact probe made the first of three flybys designed to use the planet's gravity to hurtle the spacecraft toward comet Hartley 2 for a 2010 meeting.
153380
Scientists gather to discuss their preferred targets for the next "flagship" mission to another world.
132616
While a pair of  NASA&nbsp;rovers explore Mars and&nbsp;the Cassini-Huygens mission peers close  at Saturn, two research teams&nbsp;are targeting a more distant planetary  quarry, the ice giant Neptune.
512290
DENVER, Colo. -- The next spacecraft destined for&nbsp;Mars is rapidly coming together&nbsp;here on Earth -- an interplanetary probe that carries the most powerful instruments ever sent to the red planet.
20666
In a piece of aerial razzle-dazzle worthy of a James Bond movie, a NASA spacecraft is scheduled to drop a capsule into Earth&#39;s atmosphere Wednesday, and a helicopter waiting in the skies over
158889
BEIJING, Aug.18(Xinhuanet) -- NASA&#39;s Cassini spacecraft has spied two new moons around the satellite-rich Saturn.
145066
NASA's Messenger probe will make its second pass by Venus on Tuesday, which will help guide the spacecraft on its circuitous journey to Mercury and give scientists a close-up look at Earth's cloud-shrouded neighbor.
572677
The US spacecraft Dawn, due to launch on Sunday, will take a close look at two massive asteroids to try to penetrate the mystery of our solar system&#39;s origins 4.6 billion years ago.
545570
NASA is preparing to launch a nimble spacecraft to detect the most violent explosions in the cosmos and study their afterglow for hints of their origin.
491188
NASA this weekend is set to launch a spacecraft that will journey to the asteroid belt that lies between Mars and Jupiter, a mission that involves a rendezvous with two of the solar system's largest asteroids.
665877
For the first time ever, NASA is setting off on a collision course with a comet, in hopes of blasting a huge hole in the celestial snowball and gazing upon the original ingredients of the solar system preserved inside.
99535
NASA's adventurous Discovery program--responsible for the first rover on another planet, the first landing on an asteroid, the first samples of a comet returned to Earth and much more--is about to get even better.
10122
The launch of a Nasa mission to study the phenomenon known as the northern lights is set to launch on Friday.
258135
PASADENA, Calif. Scientists are about to get their closest-ever look at Saturn&#39;s giant moon Titan, a kind of planet-wannabe, and the only moon with an atmosphere.
24021
For the first time in the history of astronomy, scientists are about to glimpse the mysterious surface of Titan, Saturn&#39;s haze-shrouded moon.