Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

Is it a full moon tonight? Wondering what is the planet and bright star shining next to the moon? Here's what to know and how ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

The long-standing idea of planets forming in perfectly flat, orderly discs has been challenged by new research. Instead of ...

Mainstream theories suggest that ultra-short period planets did not start in their current positions but migrated from ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

The orbits of a seven-planet system discovered in Kepler Space Telescope data has been sonified. Credit: Bishop’s University / Jason Rowe / NASA Ames Research Center ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

During this autumn equinox, astronomy enthusiasts are greeted with an annual astronomical event—the opposition of Neptune. Following the opposition of Saturn on September 21, Neptune will reach its ...