Faraway Planet is Blackest Yet Found
The planet, TrES-2b, is a gas giant about the size of Jupiter. But that’s where the similarities end
Wernher von Braun’s V-2 Rocket
Although the Nazi “vengeance weapon” was a wartime failure, it ushered in the space age
On May 5, 1961, Alan Shepard Went to Outer Space and Came Home
Today marks the 50th anniversary of the first American in space
Picture of the Week—The Kappa Crucis Cluster, a.k.a. the “Jewel Box”
The Abbé Nicolas-Louis de Lacaille was the first to find this cluster of stars in 1751 while on an astronomical expedition to the Cape of Good Hope
Fantastic Photos of our Solar System
In the past decade, extraordinary space missions have found water on Mars, magnetic storms on Mercury and volcanoes on the moons of Saturn
Picture of the Week—Christmas Tree Cluster
If it is clear out tonight, grab your binoculars or a telescope and look up at the constellation of Monoceros, the Unicorn
Sixteen Years of Black Hole Watching Pays Off
How do you prove that a black hole exists? It is so dense, not even light can escape its grasp
From the Castle
Hello? Hello?
Life Beyond Earth
An ocean on Mars. An Earth-like planet light years away. The evidence is mounting, but are astronomers ready to say we’re not alone?
Clues from a Comet
The first mission to collect space matter from beyond the moon offers insights into the solar system’s creation
Celestial Sightseeing
From Triton’s active geysers to the Sun’s seething flares, newly enhanced images from U.S. and foreign space probes depict the solar system as never before
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