As NASA’s Phoenix Mars Lander descends through the Red Planet’s atmosphere toward its landing on May 25, its progress will be scrutinized by radio telescopes from the National Radio Astronomy Observatory.


Luck Reveals Stellar Explosion’s First Moments
Through a stroke of luck, astronomers have witnessed the first violent moments of a stellar explosion known as a supernova.

Weird Stellar Pair Puzzles Scientists
Astronomers have discovered a speedy spinning pulsar in an elongated orbit around an apparent Sun-like star, a combination never seen before, and one that has them puzzled about how the strange system developed.

Youngest Stellar Explosion in Our Galaxy Discovered
Astronomers have found the remains of the youngest supernova, or exploded star, in our Galaxy.

Radio Telescope Reveals Secrets of Massive Black Hole
At the cores of many galaxies, supermassive black holes expel powerful jets of particles at nearly the speed of light.

Massive Gas Cloud Speeding Toward Collision With Milky Way
A giant cloud of hydrogen gas is speeding toward a collision with our Milky Way Galaxy, and when it hits — in less than 40 million years — it may set off a spectacular burst of stellar fireworks.