A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

In a breakthrough for exoplanet science, astronomers have discovered three Earth-sized planets orbiting both stars in a ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

An international team of scientists has announced the discovery of three Earth-sized planets orbiting within the binary star system TOI-2267, located approximately 190 light-years from Earth. An inter ...

Newly discovered multi-wavelength view of a stellar eruption on a young Sun-like star is changing how we think about life's ...

The risk of a cosmic body striking Earth—or exploding in the sky—may be higher in 2032 and 2036, researchers have cautioned.

Astronomers using NASA's Swift telescope detected water on interstellar comet 3I/ATLAS in a surprising location. Discover how ...

Earth may already be broadcasting its presence to alien civilizations without realizing it. A new study shows that our deep-space transmissions, especially those aimed at Mars and interplanetary ...

One of the boldest dreams in modern astronomy is the search for Earth-like worlds beyond our solar system. These exoplanets may hold oceans, rocky ground, and even atmospheres rich in oxygen or ...

Astronomers have used simultaneous ground-based and space-based observations to measure the temperature and velocity of gas ...