The search for interstellar visitors has taken an unexpected turn. While previous discoveries like ‘Oumuamua and Comet ...

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

The nearest single star to the Solar System has just ... The only stars closer to Earth are the Centauri trinary system. Barnard's star isn't just a lone star, like the Sun; it's a red dwarf ...

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. Just six light-years from the solar system — in cosmic terms, our ...

Alpha Centauri, the closest star system to Earth, is home to three stars, one of which is so tantalizingly similar to our sun that many experts speculate that its solar system might contain ...

Launched in 2016 by the late Stephen Hawking and tech investor Yuri Milner, Breakthrough Starshot aims to send miniature probes to Alpha Centauri, the closest star system to Earth. The plan relies ...

The planet, called Proxima b, orbits its parent star every 11 days and has a temperature suitable for liquid water to exist on its surface. This rocky world is a little more massive than the Earth, ...

There are eight planets in the solar system, and each travels on its own path around the sun. But of these planets, which is nearest to the ... once every 58 Earth days — in some places, the ...