Local Hot Bubble mapped in 3D, reveals temperature variations Discovery of an interstellar tunnel heading toward Centaurus New data links the bubble to a potential superbubble in our galaxy ...

Astronomers, using data from NASA’s Swift Observatory, have identified an extraordinary recurring signal from two massive ...

Scientists uncovered evidence that astrophysics models of massive stars and supernovae are inconsistent with observational ...

New observations suggest that the universe’s oldest galaxies are brighter than expected. Here's why this may be a big deal.

Uranus's upper atmosphere has been cooling for decades—and now scientists have shown why. Observations from Earth have shown ...

NASA has discovered two monster black holes consuming everything in their path in a galaxy one billion light-years away from ...

Two massive galaxies are bending light from the same distant quasar, creating a so-called Einstein zigzag lens that could ...

An international team of astronomers has discovered an instance of two galaxies aligned in a way where their gravity acts as a compound lens. The group has written a paper describing the findings and ...

The Chandra X-ray Observatory is the darling of high-energy astrophysics. Famed for providing unequaled x-ray views of ...

Fast radio bursts — powerful and poorly understood cosmic eruptions — tend to occur in massive galaxies that host long-dead ...

Ethereum has pulled back to $3,000, losing 12% from its peak in a four-day correction.

On November 14, 1969, the Apollo 12 mission launched to the moon. This was the second moon landing of the Apollo program. The ...