The James Webb Space Telescope, the most powerful space telescope ever built, has picked up highly unusual readings from an object moving towards the inner solar system. These readings have sparked a ...

Add Yahoo as a preferred source to see more of our stories on Google. The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

The recently discovered interstellar object 3I/Atlas is set for a close flyby of Mars in October, where it can be observed by orbiters around the planet. Reading time 2 minutes In June, a mysterious ...

Add Yahoo as a preferred source to see more of our stories on Google. Artist’s impression of the planet Theia colliding with ancient Earth to create the moon. (MPS/Mark A. Garlick) Roughly four and a ...

"Jupiter didn't just become the biggest planet — it set the architecture for the whole inner solar system." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Interstellar comet 3I/ATLAS exhibits a bright, extended ion tail while releasing gas and dust as it travels through the inner solar system. When you purchase through links on our site, we may earn an ...

ESA’s Proba-3 mission enables long-duration artificial solar eclipses in space, allowing continuous observation of the Sun’s ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say. A comet named 3I/ATLAS likely weighs more than 33 ...

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of Earth’s mantle and ejecting a huge debris disk that later formed the moon.