04 October 2006, 01:01 PM ET
A recently spied planet orbits so close to its star that a new year comes every 10 hours.
04 April 2006, 09:12 PM ET
Simulation helps explain where missing parts of the planet went.
14 March 2006, 06:21 AM ET
Iron meteorites may have formed close to Earth and be linked to terrestrial building blocks
17 February 2006, 06:38 AM ET
Once again it is time to seek out what has often been cited as the most difficult of the five brightest naked-eye planets to see: Mercury.
11 January 2006, 01:01 PM ET
New computer modeling shows that the planet Mercury might have formed in a hit-and-run collision that stripped off its outer layers.
05 January 2006, 02:11 PM ET
NASA’s MESSENGER spacecraft and an Earth-based observatory have fired laser pulses at each other over a distance of 15 million miles. The feat sets a new record for laser-based communications, which may one day be used to exchange messages in deep space a
30 December 2005, 06:47 AM ET
There is plenty to see, and SPACE.com provides an overview of the planets for the coming year.
08 September 2005, 07:00 AM ET
A NASA probe bound for the planet Mercury took one parting look at its home world, recording images during an Earth flyby that mission scientists have assembled into an eye-catching film.
24 June 2005, 06:41 AM ET
Saturn, Venus and Mercury gather for an eyecatching sight.
04 March 2005, 04:38 AM ET
Catch the elusive planet while you can.
10 October 2004, 04:27 PM ET
The man who designed the original spacecraft for Project Mercury and is credited with contributing to the designs of every U.S. human spacecraft from Mercury to the Space Shuttle has died. Dr. Maxime A. Faget, who in 1958 became part of the Space Task Gro
03 September 2004, 07:00 AM ET
During these next three weeks we will be presented with an excellent opportunity to view Mercury in the early morning dawn sky.
16 August 2004, 06:30 AM ET
With a new spacecraft bound for Mercury, that tiny planet at the heart of the solar system, researchers are hoping to solve a slew of riddles about the small world. Among the odder Mercurian attributes scientists hope to test is a theory that the planet i
02 August 2004, 06:56 AM ET
Thunderstorms and the threat of lightning early today forced NASA officials to scrub their launch of the agency’s first space probe to Mercury in 30 years.