Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Actor Pedro Pascal narrates the time-traveling journey through space at the American Museum of Natural History.

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole.

A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...

The constellation Lyra is faint, but it contains Vega, one of the brightest stars in our night sky. As soon as it gets dark ...

The Alpha Capricornids and Southern Delta Aquariids meteor showers, which will both peak July 30, also coincide with a third ...

Discover 3I/ATLAS, an interstellar comet with a reddish hue, rich in water ice, and possibly predating the solar system.

Professor Avi Loeb, a theoretical physicist and cosmologist from Harvard University, told MailOnline why he thinks a new ...

The constellation Lyra is faint, but it contains Vega, one of the brightest stars in the Pottsville night sky. As soon as it ...

This most fundamental question was famously posited by none other than Nobel laureate physicist Enrico Fermi (1901–1954).

A mysterious object, first observed hurtling across the solar system on July 1, has now been identified as "very likely to be the oldest comet ever." ...