An astrophotographer has captured an extremely rare and "difficult" photo of a solar flare exploding from the sun at the ...

Astronomers uncover the first direct evidence for how some white dwarf stars explode, confirming the long-debated ...

What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...

Seen as a long strand with smaller threads branching, the Quipu superstructure contains 68 galaxy clusters spanning 1.4 ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have instead ...

However, although photons of light existed since the first second after the Big Bang, they could not yet shine across the ...

You could swim through the deepest voids and encounter a single hydrogen atom in an entire football field's worth of space.

The experiment echoed Roger Penrose’s 1969 concept of energy extraction from rotating black holes, now recreated on a lab bench. The mechanism at play is known as the Zel’dovich effect.