Astrophysics | Astronomy.com

Alpha Centauri (the yellow star just to the right of center) is the closest bright star to Earth. At 4.35 light-years away, on a scale model where Earth is the size of a bacterium, this star would sit 4.34 miles (nearly 7 km) distant.

Strange Universe: Empty conclusions

Dishes of the Karl G. Jansky Very Large Array in New Mexico line up beneath the starry sky. Radio waves are just one of the numerous signals from space that comprise the soundtrack of the cosmos.

Scientists search for the soundtrack of the universe

An artist’s representation of one of brightest explosions ever seen in space, an LFBOT. Called a Luminous Fast Blue Optical Transient (LFBOT). Credit: NASA, ESA, NSF's NOIRLab, Mark Garlick , Mahdi Zamani

Exotic Objects, Science

‘Tasmanian devil’ rises from slumber with brilliant bursts of light

If you could shrink down to the size of an atom, what would you see?

Illustration of a kilonova

Is gravity instantaneous?

The Large Hadron Collider at CERN

Does E = mc^2 hold true for dark matter and dark energy?

X-ray composite image of pulsar PSR B1509-58 and its wind nebula MSH 15-52

The science behind NASA’s ‘ghost hand’ image

Equations.

10 top equations in astronomy

The Aurora, as seen from Earth.

Science, Solar System

Prehistoric trees hint an immense solar storm hit Earth 14,300 years ago

Interested in space? Here are the degrees you can get in astronomy

XRISM in space, artist's concept

Exotic Objects, Robotic Spaceflight

XRISM X-ray telescope launches this week to study the chaotic universe

Cosmology, Science

Where is the edge of the universe?