The Sun is the engine of life on Earth. It provides heat, light, and the energy that drives every ecosystem on the planet.

A spacecraft rocketed into orbit Friday to rescue a NASA telescope that is in danger of crashing back to Earth.

Astronomers used the James Webb Space Telescope to observe a distant galaxy merger called CRISTAL-02. CRISTAL-02 is losing ...

For years, it's been believed that the sun will expand in five billion years, swallowing our planet in the process. However, a new study suggests that this might not be the case after all.

Informed by science from the Smithsonian Astrophysical Observatory and astronomers worldwide, this “documentary that you can walk through” visualizes the cosmos in a 3-D introduction to the universe ...

Massive satellite surge: ESO warns that planned mega-constellations totalling 1.7 million satellites would severely impact astronomy, far exceeding the safe limit of 100,000 faint satellites.

A tiny particle that barely interacts with anything in the universe has helped scientists solve one of astronomy's long-standing mysteries. In 2021, the IceCube Neutrino Observatory buried deep in the ...

In preparation for the 250th anniversary of the United States, local students completed assignments discussing America's history as well as forecasting the next 50 years.

Need some good news on a Friday after a long week? The Earth may not be engulfed by the expanding fireball of the dying sun, which has long been assumed to be our home planet's ultimate fate, ...

We might not have to go scorched Earth after all. Contrary to popular belief, the Earth might actually weather the fiery death of the sun that’s expected to engulf our neighbors, per a relieving study ...

The star’s looming death will dramatically reshape the inner solar system, engulfing Mercury and Venus in a fiery sphere. The ...

The planet should not have survived the star's red giant phase—which sees a star balloon to more than 100 times its original ...