When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth.

Carbon dioxide has been detected on a planet outside our solar system for the first time. The gas has been observed directly by the James Webb Space Telescope on four exoplanets, all belonging to the ...

"It's going to look different because it didn't come from our solar system and that's what makes it so magical." ...

Parker Solar Probe Makes History by Touching the Sun 8 million miles above the Sun's surface on December 24, 2024, traveling ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

🛍️ The 121 best Amazon Black Friday tech and gadget deals 🛍️ By Christopher Palma & Lucas Brefka, The Conversation Published May 21, 2025 8:00 AM EDT This article was originally featured on The ...

Learn more about volcanic activity on Mars and how it may have once provided vital elements to the atmosphere.

The outer solar system is a vast and mysterious place that could be harboring hidden objects we know almost nothing about — from the elusive Planet Nine and baby black holes to interstellar visitors ...

Mark Sykes says that if a non-stellar object is massive enough to be round and orbits a star, it ought to be a planet. The key here is that once an object gets that big, important geophysical ...

There have been questions about a mysterious ninth planet in our solar system for nearly a decade. Pluto was unseated as number nine in 2006. Now, a group of international researchers say they may ...

that has only come about in the last decade. His talk is part of the ongoing Earnest C. Watson Lecture Series that takes place on the Caltech campus.

This discovery was made by two of NASA’s most celebrated telescopes. This illustration provided by Dan Durda shows the exoplanet Kepler-1625b with a hypothesized moon. On Thursday, Oct. 4, 2018, two ...