The danger to forming planets in densely packed star clusters like Cygnus OB2 comes from high-energy ultraviolet and X-ray radiation blasted out in excess by massive infant stars.

Earth is the only planet we know of so far to host life, but it may not be the best place for life when compared with “superhabitable” planets, according to a new study. A superhabitable ...

Kepler-186f orbits an M dwarf star in the constellation Cygnus. More importantly, it's the first confirmed Earth-size, potentially habitable planet elsewhere in the universe.

Astronomers have found water vapor in the atmosphere of a planet about four times bigger than Earth in the constellation Cygnus.

Kepler-186 and the Solar System: The diagram compares the planets of the inner solar system to Kepler-186, a five-planet system about 500 light-years from Earth in the constellation Cygnus. The ...

NASA’s Kepler space telescope, launched in 2009, detected thousands of planets in a fixed patch of sky near the constellation Cygnus. As the planets passed across the face of their star, they ...

In Cygnus Enterprises, you play as a troubleshooting contractor tasked with reviving a derelict outpost on the remote planet Mytilus.

Swarthmore’s Strand picked up the new planet while measuring the orbits of a double star in the constellation Cygnus. He found that in their circlings around each other the two stars deviated ...

The danger to forming planets in densely packed star clusters like Cygnus OB2 comes from high-energy ultraviolet and X-ray radiation blasted out in excess by massive infant stars.

The danger to forming planets in densely packed star clusters like Cygnus OB2 comes from high-energy ultraviolet and X-ray radiation blasted out in excess by massive infant stars.