Planets More Hospitable Than Earth?
Maybe in the short term, but not in an evolutionary sense.
Europe’s Comet Lander Wakes Up, Takes Aim
Rosetta zeroes in on a rock from the far reaches of our solar system
Dyson Spheres: Still Missing, Maybe Impossible
Searching for the ultimate alien artifacts
Taking the Measure of Yellowstone’s Supervolcano
Still a threat, but don't cancel your vacation just yet.
A New Map of Titan’s Lakes
Ligeia Mare, one of the largest methane lakes on Saturn's moon, has about twice the volume of Lake Michigan
Water Plumes on Europa: What Lies Beneath?
Newly discovered geysers may make the exploration of Jupiter's icy moon much easier
Curiosity – And a New Meteorite Find – Show That Mars Was Once Habitable
The chances of finding Martian fossils just went up
MAVEN Heads for Mars
Its goal: to help scientists understand why the Martian atmosphere all but disappeared.
Think Space Exploration Isn’t Moving Fast Enough? You’re Not Alone.
Playing it safe won't get us to the stars
New Asteroid Lands on List of Earth-Threatening Objects. Don’t Get Excited.
You can worry when the Torino score gets to 5
Is Silicon-Based Life Possible?
As we look for biosignatures on other planets, we should guard against being too Earth-centric
Life on a Rogue Planet
Planets with no host stars wouldn’t be very hospitable, but life might still find a way to hang in
Ingredient of Plastic Found on Titan
Cassini’s latest find hints at more exciting discoveries to come
Mystery of the Martian Methane
Curiosity’s failure to find this possible marker of life makes the puzzle more interesting
Life Raining Down from Space?
Not likely
The Fermi Paradox Revisited
If we haven’t heard from extraterrestrials, maybe it’s because we’re not using the right technology—yet
The Top 12 Habitable Exoplanets
Researchers at the University of Puerto Rico are keeping a list
LADEE and Life
The moon may be a dead rock, but NASA’s newest lunar mission holds interest for astrobiologists
Did Life Come Here From Mars?
It's still an intriguing theory, but still unproven.
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