For most of its journey 3I/ATLAS has been frozen solid, but the warming rays of our Sun are enough to unfreeze some of its gases such as carbon dioxide, generating a faint cometary tail. For a period ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black ...

The universe contains roughly 2 trillion galaxies and countless mysteries, including dark matter, supermassive black holes, the nature of time, and the absence of observable aliens.

Most of these astrophysical monsters are stars with various behavioral issues, such as explosive supernovae or ridiculously ...

Very early dark energy (vEDE) may have accelerated the universe’s expansion just 380,000 years after the Big Bang, new ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

A new study from Tel Aviv University (TAU) has revealed that most massive stars in the early universe were likely born in ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

Researchers have moved one step closer to solving one of science’s greatest mysteries—why the universe is filled with matter instead of nothing. Scientists at Indiana University have made a major ...

Japanese physicists have revived Kelvin’s old idea of cosmic knots, showing how these tangled fields might explain why matter ...

Our solar system and galaxy were the first objects of study for what was going on in the universe. Among the various ...

NASA’s James Webb Space Telescope has captured the first detailed look at a carbon-rich disk surrounding the exoplanet CT Cha ...