The possibility that an additional planet may be hidden far into the solar system was touted more than a century ago. In 1983 ...

Researchers discovered Eos, a molecular cloud, using ultraviolet light. It is near Earth and lacks carbon monoxide. This ...

An Egyptian sarcophagus shows the sky goddess Nut as being covered in stars and having a dark, undulating curve running ...

Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class of planets.

Stargazers accustomed to scanning the Milky Way galaxy may notice something odd overhead this month: barely any milk in that way.

Depictions on ancient Egyptian coffins and tombs suggest a link between the sky goddess Nut and the Milky Way. A recent study ...

For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

This depiction is thought to illustrate the Great Rift, a band of dust and gas that appears to split the Milky Way in two ... they already had their own system of constellations and understood ...

The word itself comes from galaktikós kyklos, or “milky circle,” the ancient Greek term for the Milky Way, our home galaxy.