NASA's Goddard Space Flight Center, Greenbelt, Maryland, Author at Astronomy.com

Cosmology, Robotic Spaceflight

NASA’s Hubble finds universe is expanding faster than expected

Fermi helps link cosmic neutrino to blazar blast

NASA missions measure solar flare from 2 spots in space

Exoplanets, Planets, Solar System

New gravity map gives best view yet inside Mars

Exoplanets, Planets, Telescopes and Equipment

NASA introduces new wider set of eyes on the universe

Exotic Objects, Galaxies

New X-ray space observatory will study black holes and history of galaxy clusters

Robotic Spaceflight, Stars

Space telescopes see “twins” of superstar Eta Carinae in other galaxies

Robotic Spaceflight

James Webb mirrors meet halfway mark

STEREO-A is back in full communications

Exotic Objects, Galaxies

Fermi mission finds hints of gamma-ray cycle in an active galaxy

Exoplanets, Planets, Solar System

Mars’ moon Phobos is slowly falling apart

Robotic Spaceflight

Swift spots its thousandth gamma-ray burst