SETI Institute

Project Blue and the quest to photograph exoplanets

The world's collective imagination to answer the age-old question, "Are we alone," has been reignited now that we understand exoplanets – planets in orbit around stars other than Earth's Sun – are not uncommon. There's ...

dateOct 24, 2017 in Astronomy
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Why we need a new type of SETI instrument

Imagine this scenario: On a world orbiting a neighboring star, a society more advanced than our own has used large telescopes to survey all the planets within a few hundred light-years.  In this sample of a million worlds, ...

dateJul 18, 2017 in Astronomy
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Possible venus twin discovered around dim star

Astronomers using NASA's Kepler space telescope have found a planet 219 light-years away that seems to be a close relative to Venus. This newly discovered world is only slightly larger than Earth, and orbits a low-temperature ...

dateApr 07, 2017 in Astronomy
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Warped meteor showers hit Earth at all angles

Some meteor showers persist for weeks and months, even though Earth sweeps a big arc around the Sun during that time. The meteors arrive from a slightly different direction each day, which is a clue to why these showers last ...

dateMar 08, 2017 in Space Exploration
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