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 ...

"No low-frequency radio image of the entire Southern Galactic Plane has been published before, making this an exciting ...

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 ...

JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

The Milky Way is a rich and complex environment. We see it as a luminous line stretching across the night sky, composed of ...