Ranked #1
Homes Away From Home? Revisiting the Seven Planets of TRAPPIST-1
Homes Away From Home? Revisiting the Seven Planets of TRAPPIST-1
One year ago, astronomers announced the discovery that seven roughly Earth-sized worlds orbited around the nearby star T... Read more
22 Feb 2018
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Ranked #2
Improving Brown Dwarf Weather Forecasts
Improving Brown Dwarf Weather Forecasts
This artist's concept animation shows a brown dwarf with bands of clouds, thought to resemble those seen on Neptune and ... Read more
17 Aug 2017
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Ranked #3
5000 Days in the Life of an Astronomy Robot
5000 Days in the Life of an Astronomy Robot
May 3rd, 2017 marks the 5,000th day of NASA's Spitzer Space Telescope mission. This video gives us a detailed look at si... Read more
3 May 2017
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Ranked #4
Spitzer Beyond
Spitzer Beyond
NASA's Spitzer Space Telescope, which launched Aug. 25, 2003, will begin an extended mission—the “Beyond” phase—on Oct. ... Read more
26 Aug 2016
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Ranked #5
The Wild Temperature Swings of an Exoplanet
The Wild Temperature Swings of an Exoplanet
The exoplanet HD80606 b spends most of its time far from its star, but every 111 days it swings in feverishly close. NAS... Read more
28 Mar 2016
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Ranked #6
Catching a GLIMPSE of the Milky Way
Catching a GLIMPSE of the Milky Way
Welcome home! This is our Milky Way galaxy as you’ve never seen it before. Ten years in the making, this is the clearest... Read more
20 Mar 2014
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Ranked #7
10 Years of Innovation
10 Years of Innovation
On August 25, 2003, NASA launched the Spitzer Space Telescope to reveal secrets of the infrared universe.
23 Aug 2013
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Ranked #8
Possible Nearby Exoplanet Smaller than Earth (Update)
Possible Nearby Exoplanet Smaller than Earth (Update)
Astronomers using NASA's Spitzer Space Telescope have detected what they believe is an alien world just two-thirds the s... Read more
7 Aug 2012
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Ranked #9
Cygnus X Marks the Spot (Gallery Explorer)
Cygnus X Marks the Spot (Gallery Explorer)
Over the last half century this Cygnus X has been yielding its secrets to the scrutiny of infrared observations. NASA’s ... Read more
21 May 2012
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Ranked #10
The Galactic Center Revisited (Hidden Universe Gallery Explorer)
The Galactic Center Revisited (Hidden Universe Gallery Explorer)
Hiding behind the constellations Sagittarius and Scorpius is the center of our own Milky Way galaxy, over 25,000 light y... Read more
23 Aug 2011
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