Mark Zastrow, Author at Astronomy.com | Page 2 of 9

Astrophotography, Observing

See the winning images of the Indian Astrophotographer of the Year contest

Image specialist Andy Saunders analyzed archival stills taken by the astronauts and was able to measure the distance of Shepard’s second shot. Credit: NASA/JSC/ASU/Andy Saunders

Human Spaceflight, Science, Space Exploration

Ask Astro: How far could a pro golfer hit a ball on the Moon?

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