Mission controllers at NASA's Jet Propulsion Laboratory in Pasadena, Calif., have relayed final instructions to their comet-bound spacecraft today, Nov. 3.
Images from NASA's EPOXI mission shows jets emanating from comet Hartley 2.
NASA's EPOXI mission spacecraft steadily approaches its target, comet Hartley 2, as it completes its final flight-path adjustment.
Malcolm Hartley has seen a whole lot of the universe over the last 40 years, but he'd never had a close-up view of a comet named after him.
A massive space-radar dish in Puerto Rico is providing an appetizing glimpse at a cometary target for a Nov. 4 encounter by NASA's EPOXI mission.
NASA's EPOXI mission has successfully performed one of its final maneuvers as it prepares for a comet flyby on Nov. 4.
Here are five quick facts about the EPOXI mission, scheduled to fly by comet Hartley 2 on Nov. 4, 2010.
Scientists expected the unexpected during NASA's EPOXI mission flyby of comet Hartley 2. They just didn't expect the unexpected quite so unexpectedly.
A comet that makes its closest approach to Earth this Wednesday, Oct. 20, will be scrutinized even more closely by a NASA spacecraft in a little over two weeks.
The famous Halley's Comet will pass close to Earth in 2061, but you don't have to wait that long to see a piece of it.
Comet Hartley 2 is nearing its closest approach to Earth, now at 11.5 million miles away.
NASA's Deep Impact/EPOXI spacecraft is hurtling toward Comet Hartley 2 for a breathtaking 435-mile flyby on Nov. 4th.
A handful of bright meteors heralds the October Camelopardalids, a mysterious meteor shower.
Humanity's fifth close up of a comet nucleus is one month away - and counting down.
NASA's EPOXI mission successfully performed a trajectory correction maneuver today. The maneuver refined the spacecraft's orbit for a flyby of comet Hartley 2 on Nov. 4.
It's still 18 million miles away, but Comet Hartley 2 is getting closer to Earth.
Two asteroids, several meters in diameter and in unrelated orbits, will pass within the moon's distance of Earth on Wednesday, Sept. 8.
For the first time in almost 20 years, northern autumn is beginning on the night of a full Moon.
The 2010 Perseid meteor shower is drawing to a close after painting brilliant streaks across the August nighttime skies.
A meteor entered the atmosphere 70 miles above the town of Paint Rock, Ala., on August 3, leaving a flare that was six times brighter than the planet Venus.
You know it's a good night when a beautiful alignment of planets is the second best thing that's going to happen.