Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

Called Kepler-51, the Sun-like yellow dwarf star was found in 2012 to have three exoplanets in its orbit; each, it would turn ...

Earth spins as it orbits the Sun, and the solar system is orbiting the galactic center. So, if I go outside and look up, in ...

If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...

Veiled in gas and clouds, the Milky Way’s center does not easily give ... One of them has yielded the first compelling evidence of a binary star system — called D9 — orbiting the galactic ...

The Firefly Sparkle Galaxy is the first Milky Way-sized galaxy to ever be found while still in the process of forming.

The discovery could lead to the finding of more planets. Astrophysicists are marveling at the latest celestial discovery made near the Milky Way's supermassive black hole. Scientists have ...

Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy. Studying them ...

It looks at how streams of interstellar bodies might escape a solar system and how they would then move through the Milky Way. While it is always possible for a random asteroid or comet to have a ...

Astronomers have observed a binary star system orbiting near the supermassive black hole at the center of the Milky Way galaxy. The discovery of Sagittarius A* (Sgr A*), published Tuesday in ...

CINCINNATI (WKRC) - Astronomers have made a groundbreaking discovery, revealing the existence of "cosmic tunnels" that connect our solar system to other stars. Using data from the eRosita X-ray ...