The search for exoplanets has identified more than 6,000 worlds, yet no second Earth has been discovered. This article ...

The shape of the supergiant changes as Betelgeuse's invisible companion moves. This may also explain the long-standing ...

The N159 nebula is located 161,000 light-years from Earth in the Large Magellanic Cloud, and its diameter is 230 light-years.

After the Big Bang, neutrinos may have temporarily concentrated most of the universe's energy within themselves and ...

Virgin Galactic's new spaceplane has been given an ancient Greek name and has arrived at the base. The company is counting on a flight schedule beyond the capabilities of its predecessor.

Supermassive black holes appeared in the early universe too early for the theory to account for. A new model shows what the ...

Scientists have analyzed patterns of comet impacts on Earth over millions of years. They have challenged the popular theory ...

Astronomers have captured the zombie star and its nebula in unprecedented detail. The gas jets from the 1181 supernova turned ...

In recent years, one of the leading sources of news from the depths of space has been the Atacama Large Millimeter Array.

At the outer reaches of our solar system, beyond Pluto’s orbit, the Vera C. Rubin Observatory (NSF–DOE) has discovered the ...

A Chinese spaceplane was captured in a commercial satellite image, and U.S. intelligence predicts in the same report that new ...

Studies show that at least two distinct asteroid belts orbit the white dwarf J1328−1450. And each of them contains at least ...