Gallery: A Lonely Astronaut Wanders the Universe Right Here on Earth

Under 1 million years old, “Elias 2-24b” is now the youngest exoplanet ever observed, and it may force researchers to reevaluate theories about how planets are formed.

What’s it like to be the richest man in the world? Find out for yourself.

Lying beyond Pluto, 2026 ED138 could be as large as 1,500 kilometers in diameter. Astronomers are still working to confirm whether it meets the criteria for a dwarf planet.

The data drop includes photographs, audio, video, and astronauts’ notes that will be used to study the moon and prepare for future human missions.

The new image isn’t just stunning—it may also provide clues about how this star survived its own explosion.

Though scaled back from initial plans of landing, the voyage will serve as a dress rehearsal for when humans return to the moon’s surface.

Two orbiters have long outlasted their expected lifespans and completely reshaped our understanding of the Red Planet, all while operating 140 million miles from Earth.

JAXA is leading an international mission to reach Mars’ Phobos moon and bring soil back to Earth. If successful, it could unlock new clues about the history of the solar system.

The comedian sees being online as similar to visiting the zoo. “I don’t need to interact with that,” he says. “It’s just a thing that I enjoy, and then I walk away.”

The cloud has baffled astronomers since its discovery in 2018. Now, a new study offers a possible cause for its appearance.

The automaker unveiled its next luxury sports car at an event in Texas. It has thrusters on it that can send it airborne.

Made up of small fragments left behind by Halley’s Comet, these meteors are known for being especially bright and speedy.