DO NOT PUBLISH YET - Pluto -- the Dwarf Planet Archive
19 March 2013, 07:00 AM ET
A look at the robotic spacecraft currently sending data home from beyond Earth orbit.
15 March 2013, 01:46 PM ET
The Keck Observatory will be looking for more donations to counteract a freeze on federal grant spending.
13 March 2013, 06:30 AM ET
One to 10 tiny, undiscovered moons could be circling Pluto, according to a new simulation.
27 February 2013, 03:29 PM ET
This space wallpaper shows an artist’s impression of the surface of the distant dwarf planet Makemake.
15 February 2013, 03:05 PM ET
Kansas farm boy Clyde Tombaugh looked to the stars and found a new planet.
11 February 2013, 09:59 AM ET
Vote online to name two of Pluto's moons.
03 January 2013, 06:00 AM ET
A brief rundown of the intrepid spacecraft currently sending data home from beyond Earth orbit.
26 November 2012, 03:35 PM ET
The haze around Pluto can extend halfway to its moon Charon.
21 November 2012, 01:01 PM ET
The dwarf planet Makemake is not quite the twin of Pluto once thought.
21 November 2012, 01:00 PM ET
Pluto was demoted to dwarf planet status in 2006, joining Eris, Haumea, Makemake and Ceres. All the dwarf planets are tinier than Earth's moon.
21 November 2012, 01:00 PM ET
See photos and illustrations of the distant icy dwarf planet Makemake.
20 November 2012, 10:29 AM ET
The Dwarf Planet pass in front of a distant star (occulation) was witnessed from several locations in South America. Data from, European observatories in Chile shows it is not like Pluto as previously thought due to a lack of atmosphere.
07 November 2012, 12:19 PM ET
The New Horizons spacecraft is expected to reach the dwarf planet Pluto in 2015
22 July 2012, 07:10 AM ET
What was your favorite space news story of the last week? Vote Now!
15 July 2012, 12:17 AM ET
What was your favorite space news story of the last week? Vote Now!
12 July 2012, 07:00 AM ET
The New Horizons probe will have to watch its step when it flies by Pluto in 2015.
11 July 2012, 05:17 PM ET
Dwarf planets can have moons, too.
11 July 2012, 02:33 PM ET
The basics about Pluto's newly discovered satellite.
11 July 2012, 01:33 PM ET
Dwarf planet Pluto has one giant moon, Charon, but now is known to have four more tiny satellites.
11 July 2012, 12:12 PM ET
Using the Hubble Space Telescope, astronomers have discovered a fifth moon orbiting the dwarf planet.
11 July 2012, 11:34 AM ET
See how much you know about the dwarf planet Pluto and its natural satellites.
11 July 2012, 11:05 AM ET
See photos from NASA's New Horizons mission to explore the dwarf planet Pluto.
11 July 2012, 10:56 AM ET
Should Pluto be classified as a dwarf planet or a full-fledged world?
11 July 2012, 10:25 AM ET
The Hubble Space Telescope has found another moon orbiting Pluto, bringing its total to five moons.
11 July 2012, 10:20 AM ET
Learn all about Pluto's weirdly eccentric orbit, four moons and more in this SPACE.com infographic.
06 April 2012, 10:46 AM ET
A looming shortage of the radioactive isotope worries many planetary scientists.
22 February 2012, 12:33 PM ET
NASA's New Horizons Pluto mission team is hoping for 100,000 signatures by March 13.
01 February 2012, 04:36 PM ET
The petition hopes to collect 100,000 signatures by March 13.
19 January 2012, 01:35 PM ET
New Horizons is zooming toward a close encounter with Pluto in 2015.
21 December 2011, 07:00 AM ET
NASA's Hubble Space Telescope made the find.
20 December 2011, 08:00 AM ET
Here are some of the most significant astronomical findings of the year.
20 December 2011, 07:00 AM ET
The past year saw incredible gains in science and astronomy. Here are some of the best finds of 2011.
03 December 2011, 03:02 AM ET
From the launch of the Curiosity rover to a tour of Spaceport America and more, it was a busy week in space.
26 October 2011, 06:06 PM ET
This cool space wallpaper of an artist's impression shows the distant dwarf planet Eris.
26 October 2011, 02:15 PM ET
See images of Eris, the icy dwarf planet on the edge of the solar system.
26 October 2011, 02:00 PM ET
A brief tour of the five currently recognized dwarf planets, from Ceres to Eris.