astronomers quickly determined that it came from outside the solar system. But although it was initially classified as a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. NASA’s Hubble Space Telescope has snapped images of a recently ...

There were significantly more X-class solar flares in 2024 than any other year for at least three decades. The arrival of solar maximum was a key reason for the spike, but other factors were also at ...

The sun just unleashed one of its largest solar explosions in recent years, temporarily causing a radio blackout on Earth and spitting out a coronal mass ejection that will likely collide with our ...

A new sunspot forming on the surface of the sun might be about to fling solar flares in our direction. The sunspot, named 3856, is facing Earth and has developed a volatile type of magnetic field ...

Could this be the Perfect Geo-storm? October is off to a hot start: The sun unleashed a massive X-class solar flare — the “strongest of its kind,” according to Space.com — that has the potential to ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

The sun has a bone to pick with Earth — and it’s not done yet. A colossal solar storm just zapped the daylight side of the planet, causing global blackouts and knocking out radio signals across Europe ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

Alpha Centauri, the nearest star system to the sun, is probably shedding comets and asteroids into our solar system — and even producing a few meteors in our sky. Located just 4.3 light-years from ...

Black holes about the size of a hydrogen atom could be careening through the solar system unnoticed. But their days of stealth may be numbered. Two teams of researchers propose methods to search for ...