Gravitational Waves

Cosmology, Milky Way, Science

The Great Hum: Scientists finally detect continuous gravitational waves rippling across space-time

Cosmology

Gravitational-wave observatory amasses discoveries

Cosmology, Exotic Objects

Ask Astro: What would happen if two supermassive black holes merged?

Cosmology, Exotic Objects

Ask Astro: How do gravitational waves reveal the distances and masses of colliding objects?

Cosmology, Exotic Objects

Ask Astro: What would happen if NGC 6240’s three supermassive black holes merged?

Astronomy for beginners, Cosmology, Galaxies

How astronomers learned to ‘listen’ to gravitational waves

Cosmology

A perfectly still laboratory in space

Cosmology, Human Spaceflight, Robotic Spaceflight

Liftoff for LISA Pathfinder