Astronomy
- Astronomy
A black hole that goes the distance
Astronomers have measured the mass of the most distant black hole known.
- Astronomy
Supernovas, gamma-ray bursts: Two of a kind?
Astronomers have uncovered direct evidence that gamma-ray bursts are linked to supernovas.
- Astronomy
Starry View: Image reveals galaxy’s violent past
The most detailed visible-light picture ever taken of the heavens reveals that the nearby Andromeda galaxy has had a much more violent history than our own Milky Way has.
- Astronomy
Fast-track planet
Astronomers have found a planet that's the closest yet known to its parent star, whipping around the star every 28.5 hours.
- Astronomy
Chemistry of the Cosmos: Quasars illuminate the young universe
Measuring the composition of some of the earliest structures in the universe, two teams of astronomers have unveiled new findings about star formation in the young cosmos.
- Astronomy
Telescope takes close-ups of distant star
Radio astronomers have for the first time probed ejected gas in the immediate surroundings of a distant star.
- Astronomy
Young pulsar has a split personality
A new pulsar, the youngest discovered to date, unexpectedly exhibits properties of both regular pulsars and a recently explored class of supermagnetic pulsars, the magnetars.
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- Astronomy
Echoes of a stellar outburst
Light from the outburst of a star has revealed its dusty surroundings.
- Astronomy
Comet LINEAR: Breaking up isn’t hard to do
New images reveal that Comet LINEAR, which passed near the sun late last month, has broken into at least 10 fragments.
- Astronomy
Once Upon a Time in the Cosmos: Using distant galaxies to study the early universe
Peering far back in time, two teams of astronomers report that they have found some of the universe's earliest galaxies.
- Astronomy
All-sky survey makes Internet debut
An atlas of some 5 million images from the Two Micron All-Sky Survey is now available online.
