She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. Simpson's paper, "How might a planet between Mars and ...

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than just dazzling streaks of light as meteors, these ancient fragments are among ...

What the animated exoplanet timeline shows The video shows a flattened map of the 360-degree night ... it looks this way because our solar system drifts within the spiral galaxy.

Using data from the eROSITA All-Sky Survey, astronomers have created a 3D map of the low-density bubble of X-ray-emitting, million-degree hot gas that surrounds the solar system. The investigation ...

A 3D map of the Milky Way’s Local Hot Bubble (LHB) created from eROSITA data reveals a low-density region around the solar system, heated by ancient supernovas. The bubble shows temperature ...

The sun was caught bursting out a huge quantity of helium-3, an isotope that's scarce in our solar system. Europe's Solar Orbiter spacecraft has chronicled the development of the magnetic escape ...

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 ...