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

The solar system floats inside a vast, million-degree hot bubble—an invisible cocoon of thin gas that glows in X-ray light. Known as the Local Hot Bubble (LHB), this low-density cavity stretches more ...

The Solar Dynamics Observatory saw a lunar transit and an Earth eclipse on July 25 — the first when the moon passed between it and the sun, and another when Earth did the same.

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.

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 Earth is spinning at its fastest rate since records began, and astronomers predict that 5 August will be one of the ...