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Graphic illustrating the VLBA observing Sag A*
Elongated Radio-Emitting Region in Center of Milky Way
December 7, 1998 at 3:14 pm | News Release

For the first time, astronomers have determined the intrinsic size and shape of the highly charged region of radio emission surrounding what most scientists believe to be a supermassive black hole at the center of our own Milky Way Galaxy.

Graphic depicting water masers in protoplanetary disk
Smallest Solar System-like Disk Yet Found
October 23, 1998 at 2:12 pm | News Release

The smallest protoplanetary disk ever seen rotating around a young star has been detected by an international team of astronomers using the National Science Foundation’s Very Large Array radio telescope.

Images of SGR 1900+14
Cosmic Flasher Reveals All!
September 25, 1998 at 2:11 pm | News Release

Astronomers have found evidence for the most powerful magnetic field ever seen in the universe. They found it by observing a long-sought, short-lived afterglow of subatomic particles ejected from a magnetar — a neutron star with a magnetic field billions of times stronger than any on Earth and 100 times stronger than any other previously known in the Universe.

Protoplanetary disks in L1551
Potential Planetary System Around Close Stellar Pair
September 23, 1998 at 2:09 pm | News Release

Planets apparently can form in many more binary-star systems than previously thought, according to astronomers who used the National Science Foundation’s Very Large Array radio telescope to image protoplanetary disks around a close pair of stars.

Gamma-ray Burst 980329
Origin of Gamma-ray Bursts in Short-Lived Stars
June 9, 1998 at 2:06 pm | News Release

Radio telescope studies of the fiery afterglow of a Gamma Ray Burst have provided astronomers with the best clues yet about the origins of these tremendous cosmic cataclysms since their discovery more than 30 years ago.

Radio image of Betelgeuse's atmosphere
VLA Shows Boiling in Atmosphere of Betelgeuse
April 8, 1998 at 2:05 pm | News Release

A team of astronomers says that observations with the National Science Foundation’s Very Large Array radio telescope show that a neighboring bloated star has giant convective plumes propelling gas from its surface up into the star’s atmosphere.

Showing news items 1341 - 836 of 836