In 2015, astronomer Tabetha Boyajian and colleagues announced the discovery of unusual light fluctuations coming from a star ...

Voyager 1, launched in 1977 and traveling for nearly 50 years, has not yet traveled the distance light covers in one day.

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

Earth is the only place in the universe scientists known to have organics form of life inside. Now, another planet might be ...

Scientists have confirmed a potentially habitable fifth planet in the nearby L 98-59 system, revealing a diverse collection ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

Since 2020, Earth has been rotating unusually fast on its axis, leading scientists to consider whether we should correct for the shorter days.

Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare sednoid with a unique orbit that challenges the Planet Nine ...

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

Betelgeuse, easily visible to the naked eye and one of the largest stars near Earth, has captured human attention for millennia.