Explore the 25 Biggest Discoveries in Space Exploration that fundamentally reshaped our understanding of the universe. From ...

The presence of deuterium, an isotope of hydrogen, in 3I/ATLAS suggests the interstellar comet formed in a much colder place ...

A computer visualization maps small bodies in the solar system that are expected to be observed by the Rubin Observatory during the 10-year Legacy Survey of Space and Time. Red indicates near-Earth ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...

The Subaru Telescope has made an exciting discovery: a small body beyond Pluto, with implications for the formation, evolution, and current structure of the outer solar system. The object was found as ...

Voyager 1 continues to send fascinating data from the outer reaches of our Solar System. These transmissions reveal strange ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet that's got everyone talking, 2025 has been jam-packed with astronomical ...

After more than 20 years of planning and construction, astronomers celebrated the release of the first images from the Vera C. Rubin Observatory today — and also registered hundreds of the first ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. 2023 KQ14, nicknamed “Ammonite,” is a trans-Neptunian object ...

In October 1995, after decades of serious effort, astronomers announced the first discovery of a planet orbiting a Sun-like star. Until then, the few planets known to exist beyond the solar system ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A team of astronomers believe they may have discovered a new dwarf ...