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

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

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

Venus could make a brief appearance this weekend as it passes between the Earth and the sun. Just be warned: It won't be easy to spot in the sun's glow, according to astronomers. The orbit Venus takes ...

In an incredible breakthrough, a team of international astronomers have for the first time ever witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own. The ...

The Sun's magnetic field impacts the movement of plasma on the sun's surface, but it does not actually impact the amount of ...

Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth's sun. They left behind a trace in the clouds of gas and dust that swirl just beyond our solar system—almost ...

The sun may be 93 million miles away, but that does not stop its solar activity from affecting the Earth's atmosphere, a new study from Queen's University Belfast as found. The Earth's atmosphere is ...

NASA’s Carruthers mission will film Earth’s elusive exosphere to understand space weather, atmospheric escape, and planetary habitability. A NASA mission aims to photograph a feature of Earth that is ...

Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth’s sun. They left behind a trace in the clouds of gas and dust that swirl just beyond our solar system—almost ...