Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

P erihelion – or the Earth's closest approach to our host star – will take place on January 3, 2026. At this point, our ...

Technically, the sun is a G-type main-sequence star — specifically, a G2V star. The "V" indicates that it is a dwarf, Tony ...

Every January, Earth reaches its closest point to the Sun, known as perihelion. Yet, it’s winter in the Northern Hemisphere.

Computer models that factor in the Sun's impact on Earth's surface temperatures are providing more accurate simulations of past earthquakes. Reading time 2 minutes Seismologists know a lot about the ...

Our 24-hour day measures Earth’s rotation relative to the Sun, known as a solar day. This is slightly longer than Earth’s ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Astronomers have discovered a small exoplanet orbiting Barnard’s ...

On March 28, Earth was hit by an X-class solar flare that was strong enough to ionize part of the planet's atmosphere. When you purchase through links on our site, we may earn an affiliate commission.

"Are we alone?" This ancient question has occupied humanity's mind for a long time. In 1995, the discovery of the first exoplanet orbiting a sun-like star opened the door to exploring this profound ...

The Sun has hurled a massive cloud of charged gas toward Earth, a coronal mass ejection that can carry billions of tons of plasma and temporarily reshape the planet’s magnetic shield. As the ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Katy ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...