20 October 2011, 04:16 PM ET
The Orionids aren't the only interesting objects in the sky this week.
11 October 2011, 07:00 AM ET
A new map of the lunar surface revealed areas rich in valuable titanium ore.
11 October 2011, 02:28 AM ET
Skywatchers shoot remarkable image of Earth’s gibbous moon captured in the hands of an observer holding tissue paper.
10 October 2011, 10:46 AM ET
The crowds turned out Saturday for International Observe the Moon Night.
07 October 2011, 02:54 PM ET
The public is invited to celebrate International Observe the Moon Night tomorrow (Oct. 8).
04 October 2011, 07:23 PM ET
Peaking under the thick atmosphere using Cassini's Visual and Infrared Mapping Spectrometer, an international team has composed a global color map of Titan. This mosaic was compiled from imagery taken over seventy flybys of Saturn's largest moon.
03 October 2011, 10:40 AM ET
Two comets and the Draconid meteor shower dominate October's skywatching events.
03 October 2011, 10:37 AM ET
The waves are generated by temperature differences created by the moon's shadow.
10 September 2011, 09:39 AM ET
See amazing launch photos of NASA's twin Grail gravity probe launch.
10 September 2011, 09:08 AM ET
NASA's Grail mission will study the inside of the moon and its gravitational field.
10 September 2011, 08:21 AM ET
High-altitude winds have once again delayed the launch of NASA's Grail mission.
10 September 2011, 03:40 AM ET
Was it the Texas wildfires from space, the world's largest solid motor rocket launch or something else that grabbed you.
10 September 2011, 12:14 AM ET
NASA will try launching its twin Grail lunar probes again tomorrow, after delays.
08 September 2011, 11:43 PM ET
The delay is the second in two days and allows time to study propulsion system data.
08 September 2011, 11:33 AM ET
This week’s waxing gibbous moon is well placed for observation.
08 September 2011, 08:30 AM ET
Windy weather has delayed the launch of the twin Grail spacecraft on NASA's mission to map the moon's gravity.
07 September 2011, 06:09 PM ET
NASA's twin Grail lunar probes are slated to launch Sept. 8 on a mission to map the moon's gravity.
07 September 2011, 12:02 PM ET
If you want to get to the moon, it's best to follow NASA's Apollo plan.
06 September 2011, 11:55 AM ET
The Lunar Reconnaissance Orbiter has captured new images of Apollo 12, 14, and 17's landing sites showing the lunar rover, tire tracks, descent stages and experiments, providing a new challenge for Moon-landing hoax believers.
29 August 2011, 11:05 AM ET
On Saturday, August 27, 2011, Ron Garan pointed an HD camera out a window of the International Space Station Cupola for this space wallpaper.
08 August 2011, 05:25 PM ET
Skywatching events in August 2011, including the Perseid meteor shower and the comet Elenin.
03 August 2011, 05:22 PM ET
On Sunday, July 31, 2011, when Expedition 28 astronaut Ron Garan aboard the International Space Station looked out his window, this is what he saw: the moon in this space wallpaper.
29 July 2011, 12:39 PM ET
Is this strange impact crater the result of a spacecraft that crash landed on the moon decades ago?
29 July 2011, 07:00 AM ET
Earth's moon may be unique throughout the universe.
26 July 2011, 03:03 PM ET
Despite its huge size, the giant asteroid Pallas is only visible in telescopes this week.
13 July 2011, 12:18 PM ET
As Prometheus tangos past, particles in Saturn's outermost "F-Ring" resonate into long-patterned movements induced by the small moon's gravity. This animation shows glimpses of the effects over a 60+ day period.
08 July 2011, 05:10 PM ET
While private commercial companies rush to get their spaceship designs done and "human-rated," NASA is forging ahead with its own next generation capsule: the Orion Multi-Purpose Crew Vehicle. Here's a look inside.
01 July 2011, 06:33 PM ET
Scientists still aren't sure how the moon came to be, but they believe it is one of the keys to life evolving on Earth.
01 July 2011, 12:46 PM ET
Skywatching events in July 2011, including two new moons and a partial solar eclipse.
27 June 2011, 01:52 PM ET
Asteroid 2011MD was captured zooming by the Earth by Observatory Pla d'Arguine in Segorbe, Spain.
24 June 2011, 06:00 PM ET
The planet Jupiter dances with a slender waning crescent moon this weekend in the night sky.
23 June 2011, 02:01 PM ET
Earth and the other rocky planets aren't made out of the solar system's original starting material.
23 June 2011, 08:01 AM ET
The planets Venus, Jupiter, Mars are shining bright at dawn in the northeastern sky.
22 June 2011, 08:45 AM ET
The Lunar Reconnaissance Orbiter (LRO) generated lunar elevation map has produced a much sharper view than that of its predecessor. Another step in enabling safe and effective exploration of the moon.
21 June 2011, 06:24 PM ET
The exploration phase of the Lunar Reconnaissance Orbiter's life has been a complete success, NASA officials say.
21 June 2011, 03:54 PM ET
A NASA spacecraft has captured a stunning new image of a small, icy Saturn moon.