Faint hydrogen signals from the cosmic Dark Ages may soon help determine the mass of dark matter particles. Simulations suggest future Moon-based observatories could distinguish between warm and cold ...

An artist's depiction by NASA shows astronauts working on the Moon as part of the Artemis program. (Image source: NASA) ...

For a quarter century, cosmology has leaned on one framework to explain how the universe expands. Known as the ΛCDM model, it ...

An artist's concept of a supermassive black hole, a surrounding disk of material falling towards the black hole and a jet ...

American space agency NASA announced this week the counter showing the number of confirmed exoplanets has now reached over 6,000.

How often do black holes explode? New research refines old calculations, hinting that black hole explosions may be a once-in-a-decade occurence.

An Einstein cross is a phenomenon where a distant object appears as multiple images arranged in a cross-like pattern around a foreground galaxy. A fifth image in the newly discovered cross reveals the ...

NASA; JAXA The Milky Way appears above Earth's bright atmospheric glow in this Aug. 23, 2025, photograph from the International Space Station as it ...

Republicans have historically funded a lot of science, new research shows. President Trump might be bucking that trend.

NASA warns solar activity is surging, raising risks for satellites, power grids and aviation while boosting chances of ...

A strange gamma ray burst has baffled scientists who do not know what it is. It is unlike anything they have ever recorded.