This abstract night-sky photo shows the full moon peeking through wispy clouds and barren tree branches while surrounded by brilliant, blue lunar corona. A relatively rare sight, this optical ...

This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions. Here’s when you ...

On 23 June 2025, the world will get a look at the first images from one of the most powerful telescopes ever built: the Vera ...

When the sun sets on Friday, stargazers are about to have their best chance at seeing Mercury shine in the night sky in 2025. Visible to the naked eye, Mercury should be seen in the western sky at ...

BONDI 1 has pointed out that with certain very general assumptions, notably the cosmological principle, it can be inferred from the observed darkness of the night sky that the universe is either ...