Macquarie University astronomers have tracked an extreme planet's orbital decay, confirming it is spiraling toward its star in a cosmic death dance that could end in three possible ways.

A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

Astronomers have uncovered a massive, hidden exoplanet nestled in the dusty disc of a young star—MP Mus—by combining ...

Discover 3I/ATLAS, an interstellar comet with a reddish hue, rich in water ice, and possibly predating the solar system.