It proved the Andromeda Nebula is immensely distant from Earth, demonstrating that the Milky Way is not the whole universe, ...

Astronomers have made a groundbreaking discovery: a binary star orbiting perilously close to the supermassive black hole at the center of our galaxy, Sagittarius A*. This stellar pair defies ...

According to astrophysicists, the Universe will evolve over time into a homogeneous soup where nothing ever happens.

By reconstructing stellar orbits using real Milky Way stars with accurately determined parameters, the team quantified the Galaxy’s mass-weighted chemical abundances and age structure.

Scientists have uncovered the existence of a binary star system close to the black hole near the center of the Milky Way galaxy.

Many stars in our galaxy exist in pairs. Now scientists are finding clues that our Sun may once have had a companion of its ...

A year of discovery awaits, with missions poised to reveal new insights about our home planet, solar system, galaxy, and ...

In their study published Thursday in the journal Science, they showed that by measuring the distance between classical Cepheid variable stars within the galaxy, they could develop a three-dimensional ...

New data confirms Hubble's finding and refutes current theories of planet formation in the universe’s early days. Thanks to ...