Cosmic simulation reveals how black holes grow and evolve

A team of astrophysicists led by Caltech has managed for the first time to simulate the journey of primordial gas dating from the early universe to the stage at which it becomes swept up in a disk of material fueling a single ...

US launches satellite to better prepare for space weather

The United States on Tuesday launched a new satellite expected to significantly improve forecasts of solar flares and coronal mass ejections—huge plasma bubbles that can crash into Earth, disrupting power grids and communications.

First detection of magnetic massive stars outside our galaxy

For the first time, magnetic fields have been detected in three massive, hot stars in our neighboring galaxies, the Large and Small Magellanic Clouds. While magnetic massive stars have already been detected in our own galaxy, ...

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