This enormous chain of hundreds of galaxies—a cosmic filament—is twisting through space 400 million light-years away ...

For a few brief nights each year, you get a rare chance to watch a monster blink. The Event Horizon Telescope collaboration has released new, detailed views of M87*, the supermassive black hole at ...

Astronomers want to collect as much data as possible using as many systems as possible. Sometimes that requires coordination ...

In the nearby Andromeda Galaxy, a massive star bright enough to stand out for years has gone dark. Not in a blaze of glory.

A massive star roughly 2.5 million light-years away in the Andromeda Galaxy has quietly disappeared, and the best explanation ...

Additionally, the dark matter theory could explain another galactic phenomenon: why stars at the outskirts of the Milky Way ...

The total energy of the ball consists of its potential energy (related to position) plus its kinetic energy (related to motion). To zero out both components, you would have to give a precise value to ...

A team of astronomers has identified a four-planet system orbiting the red dwarf star LHS 1903 that defies conventional expectations about how planets arrange themselves around their host stars. The ...

Astronomers have finally figured out how the most common types of planets in our galaxy are formed—by watching a set of baby planets grow up in real time. These worlds, found in a young star system ...

Discover the 2026 'Ring of Fire' annular solar eclipse. Find out what this rare astronomical event is, when it happens, and ...

If plans by the UK’s science funding body go ahead, we won’t be able to benefit from Britain’s membership of Cern and other large international projects, says Jon Butterworth, professor of physics at ...

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