Mark Zastrow, Author at Astronomy.com | Page 3 of 10

An artist's impression of LHS 3154 b, the Neptune-sized planet at the bottom of the frame. Above lies the M dwarf LHS 3154, a red orb with a writhing, active surface. Credit: Penn State University.

This newfound planet seems way too big for its tiny star

An animation from the FLAMINGO simulation.

Watch the universe evolve in the most comprehensive simulation ever

‘Ring of fire’ annular eclipse wows Sun-gazers across the Americas

Eclipse chasing in East Timor

Bluewalker 3 satellite is one of the brightest objects in the sky, observations show

Astrophotography

Entries open for Indian astrophotography contest

Predictions for the next 50 years of astronomy

Path forward for Thirty Meter Telescope and Mauna Kea begins to emerge

Exotic Objects, Stars

‘Fireworks’ sparked by survivor of stellar collision

Amateur astronomers discover enormous nebula near Andromeda

Astrophotography, Solar System

Incredible images of great comets

Astronomers find signatures of short-lived, hypermassive neutron stars