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

In a groundbreaking new study, researchers have unveiled the existence of a “cosmic highway”—a pathway of interstellar ...

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

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

"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 ...

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

"The lightsail will travel faster than any previous spacecraft, with potential to eventually open interstellar distances to ...

are to be accelerated by laser beams that target them from the Earth's surface. It would then take them just 20 years to travel to the Alpha Centauri star system four light years away, but they ...

There are many places on Earth so weird they make you feel like you're on another planet. . | Credit: Left to right: Wysiati, WanRu Chen, Ropelato Photography; EarthScapes, jp2pix.com, all via ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Space agencies are ...

Researchers have discovered an Earth-like planet with such an eccentric orbit that it swoops in and out of its habitable zone throughout its year. Though the super-Earth could theoretically be ...

At such speeds, spacecraft could reach Alpha Centauri, the nearest star to Earth besides the Sun, in just a couple decades. Accordingly, the advent of lightsail-propelled spacecraft could make ...