Ryan F. Mandelbaum, Author at Astronomy.com

A star is evolving on a timescale we can see

A star is evolving on a timescale we can see

This Twitter lets you know what Hubble is staring at RIGHT NOW

This Twitter lets you know what Hubble is staring at RIGHT NOW

Galaxies, Science

Astronomers find a galaxy that’s mostly dark matter

Massive, short-lived stars may still form like the Sun

A dormant white dwarf violently exploded out of its slumber

Human Spaceflight, Science, Space Exploration

Meet the woman who got America into orbit in the trailer for ‘Hidden Figures’

Science, Solar System

Scientists recreate Mercury’s surface and find it looks more like a mantle