Orbital Path of Black Hole and its Companion Through the Milky Way Galaxy

Ancient Black Hole Speeds Through Galaxy

Astronomers find an ancient black hole speeding through the Sun’s Galactic neighborhood, devouring a small companion star as the pair travels in an eccentric orbit looping to the outer reaches of our Milky Way Galaxy.

Hubble Space Telescope image of the gravitational lens system
Coronal mass ejection

Radio Astronomers Record Powerful Solar Explosion

Astronomers have made the first radio-telescope images of a powerful coronal mass ejection on the Sun, giving them a long-sought glimpse of hitherto unseen aspects of these potentially dangerous events.

VLBA station
G28.17+0.05

Gas Cloud to Make its Star-forming Debut

Astronomers using the National Science Foundation’s 140-foot radio telescope at the National Radio Astronomy Observatory in Green Bank, W.Va., have discovered a highly unusual, massive interstellar cloud that appears poised to begin a burst of star formation.

VLA image of GRB 980703