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

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha Centauri's location and path are shown by a yellow star and a solid blue line ...

Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from the new galaxy.

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be ...

And scientists say that's just beyond Proxima Centauri – the closest star to Earth after the Sun. Once aliens get very close to Earth, they'd be able to see a lot more of the obvious signs.

They are smaller and dimmer than our sun, a yellow dwarf ... As it happens, there’s a rocky planet, called Proxima Centauri b, orbiting in the habitable zone of Proxima Centauri, a red dwarf ...

The study of exoplanets has come a long way since the first detection of a planet orbiting a star other than the Sun in 1995. This groundbreaking discovery, achieved through the radial velocity (RV) ...

The observable universe is about 93 billion light-years in diameter.” This can be explained as the distance from the Earth to ...