Add Yahoo as a preferred source to see more of our stories on Google. Hubble captured this image of the interstellar comet 3I/ATLAS on July 21. - NASA/ESA/David Jewitt (UCLA) A new image has revealed ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. 2023 KQ14, nicknamed “Ammonite,” is a trans-Neptunian object ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An object has been discovered orbiting the sun far beyond ...

Here’s what you’ll learn when you read this story: Observations of the young HOPS-315 star system show an environment analogous to what our own nascent Solar System would have looked like billions of ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS. A remarkable ...

Earlier this month, astronomers were thrilled to spot an interstellar object — only the third of its kind ever observed — hurtling toward the center of the solar system on an extremely unusual ...

An ancient comet discovered in our solar system this summer is offering a rare opportunity to learn more about distant planetary systems far beyond the reach of any spacecraft, researchers say. The ...

Smithsonian researchers analyzed fragments of the near-Earth asteroid and discovered water-rich clays that hint at a distant origin Jack Tamisiea A view of the outside of the OSIRIS-REx sample ...

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 ...

How fast and in which direction is our solar system moving through the universe? This seemingly simple question is one of the key tests of our cosmological understanding. A research team led by ...