Venus will rise in the eastern sky in the pre-dawn hours of June 1 alongside Saturn and Neptune. Venus reaches its point of ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

New research suggests that our entire solar system is vulnerable to being thrown into chaos by a distant star.

A large sunspot has just reappeared on the sun's Earth-facing surface, almost two months after it first emerged. The ...

If the severity holds as predicted, the aurora could be seen as far south as Alabama. But many people may able to see the ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

The sun is far exceeding the consensus forecast, National Center for Atmospheric Research’s Scott McIntosh said last year, ...

A “severe” solar storm is expected to reach Earth any time from late morning to Sunday evening Eastern time, according to ...

Using a newly developed adaptive optics system called Cona, scientists peered through Earth's turbulent air to reveal the sun ...

Since the corona is dimmer than the Sun's surface, it's challenging to observe. It's visible during total solar eclipses when ...

Scientists warn that over the next five billion years, there’s a tiny chance Earth could be flung from the solar system by a ...

A new threat looms as scientists warn of dangerous asteroids near Venus, hidden from Earth's telescopes by the Sun's glare.