News | Page 20 of 717 | Astronomy.com

Expedition 72 launch

Human Spaceflight

Don Pettit, NASA’s oldest active astronaut, begins mission aboard ISS

Astrophotography

Annular eclipse shot wins astronomy image of the year

ALMA images of R Doradus

ALMA reveals a star’s surface in unprecedented detail

Boeing Starliner

Human Spaceflight, Space Exploration

Opinion: A former astronaut details what Starliner’s uncrewed return means for NASA, Boeing, and the astronauts still up in space

Autoguiding can take your astrophotography to the next level, as exemplified in this 6.5-hour exposure of the Trifid Nebula (M20). Here, the nebulosity stands out in all its glory among perfect, round stars. The author took this shot with a 10-inch f/3.8 Newtonian and Atik 16200 CCD.

Telescopes and Equipment

How to use an autoguider for the best astrophotos

Human Spaceflight, Space Exploration

SpaceX takes aim at FAA after latest Starship launch delay

Artist's rendition of orbital debris around Earth

Human Spaceflight, Robotic Spaceflight, Space Exploration

Small, untrackable pieces of space junk are cluttering low Earth orbit

Human Spaceflight, Robotic Spaceflight

Shortsighted, aging NASA faces uncertain future, says report to Congress

Peggy Whitson on a spacewalk

Human Spaceflight, Space Exploration

Upcoming Polaris Dawn spacewalk will push the envelope

Human Spaceflight

Why the SpaceX Starship launch pad matters

Human Spaceflight

Polaris Dawn launched Tuesday morning: How to watch the mission’s spacewalk

Human Spaceflight

Boeing’s Starliner returns to Earth safely — without its crew