Phantom planets from misleading signals

The Kepler Project has been enormously successful at finding planets around other stars. Over 1000 have been confirmed to date, with more than 3,500 additional candidates awaiting independent confirmation in the near future.

The other way to find life out there

In the three-way horse race to prove that biology is not just a terrestrial aberration, there's one steed that many people ignore: sampling the air of distant planets to see if they contain the exhaust gases of life, or in ...

Potential habitats for early life on Mars

Recently discovered evidence of carbonates beneath the surface of Mars points to a warmer and wetter environment in that planet's past. The presence of liquid water could have fostered the emergence of life.

Identifying regions on Mars for past life signs

Mars has been a frozen desert for billions of years. Any evidence of life near the surface will likely be fossilized and probably damaged, thus making it very difficult to recognize. If life ever evolved on Mars, there ...

Planets at Alpha Centauri?

Our nearest stellar neighbor, Proxima Centauri, a mere 4.3 light-years away, is not alone.

Preparing for Cassini's last act

SETI Institute researcher Matt Tiscareno will continue to be on the front lines as the famed Cassini spacecraft embarks on its final mission.  NASA has announced that Tiscareno will be a Participating Scientist as Cassini ...

Moons of Saturn may be younger than the dinosaurs

New research suggests that some of Saturn's icy moons, as well as itsfamous rings, might be modern adornments. Their dramatic birth may have taken place a mere hundred million years ago, more recent than the reign of many ...

Pluto reveals more secrets

Eight months after its encounter with the New Horizons spacecraft, Pluto continues to surprise the scientists who study this distant world.

Surprise meteor shower on New Year's Eve

A new network of video surveillance cameras in New Zealand has detected a surprise meteor shower on New Year's Eve. The shower is called the Volantids, named after the constellation Volans, the flying fish, from which the ...

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