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September 16, 2016

Stunning map of the cosmos reveals over 1 billion stars

A vast map of the cosmos has been published by the European Space Agency, showing over one billion stars in the Milky Way and beyond.

September 1, 2016

Alien signals from a faraway star? Nope, scientists say it's likely interference

The signals detected near star HD164595 that were thought to possibly be alien appear to just be some type of terrestrial interference, the Russian agency behind the telescope that detected it says.

August 30, 2016

SETI team investigating mysterious signal from star 94 light-years away

A powerful signal has been spotted coming from the vicinity of a sunlike star, and now astronomers are trying to figure out what it means.

August 29, 2016

Scientists finish yearlong Mars simulation in isolated Hawaii dome

Six scientists have completed a yearlong Mars simulation in Hawaii, where they lived in a dome in near isolation.

August 25, 2016

Found: Dragonfly 44, a strange galaxy made mostly of dark matter

A galaxy called Dragonfly 44 has caught scientists’ attention for a fascinating reason: it’s made almost completely of dark matter.

August 24, 2016

New neighbor: Scientists discover closest habitable exoplanet

Scientists have discovered Proxima b, a rocky planet in orbit around Proxima, the star closest to our solar system. Experts are confident that the planet, which is just four light years away, could be habitable.

August 24, 2016

Alien megastructure? 'Tabby's star' continues to baffle scientists

Nearly a year after first making headlines around the world, "Tabby's star" is still guarding its secrets.

August 22, 2016

Countdown begins for the 'Great American Eclipse' of 2017

In a year, a large swath of the United States will fall under the shadow of the moon during a historic eclipse that’s already generating buzz.

August 17, 2016

Monster black hole's powerful jets reveal galactic secrets

Cygnus A, an elliptical galaxy located about 600 million light-years from Earth, is one of the brightest sources of radio waves in the night sky.

August 16, 2016

Does an Earth-like alien planet orbit the Sun's closest neighbor?

Astronomers have found a rocky and possibly Earth-like