Astronomy
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Astronomy
Crash will determine solar system’s fate
The solar system already lies in the suburbs of the Milky Way, but the sun and its planets will be yanked even farther away about 5 billion years from now.
By Ron Cowen -
Astronomy
Big Broadcast
A record-breaking radio burst from the sun last Dec. 6 temporarily overwhelmed scores of GPS receivers, highlighting the hazard of radio storms on Earth.
By Ron Cowen -
Astronomy
Stellar Spectacular: Brightest supernova
Astronomers have discovered the brightest stellar explosion ever observed, and it could be the first example of a rare type of supernova involving a freakishly massive star.
By Ron Cowen -
Astronomy
Back to (Near) the Beginning: Galactic springtime
In their quest to capture ever-earlier moments of cosmic history, astronomers may have found some of the first galaxies.
By Ron Cowen -
Astronomy
Eclipsing a black hole
A chance eclipse has enabled astronomers for the first time to measure the width of a disk of swirling, hot matter around a supermassive black hole.
By Ron Cowen -
Astronomy
Late Bloomer: Hubble studies once-dormant galaxy
A wispy dwarf galaxy called Leo A has the potential to change the way astronomers build theoretical models of galaxy evolution.
By Ron Cowen -
Astronomy
Ticket to Ride?
Astronomers are investigating how they might jump on NASA's lunar bandwagon, using the moon or its environs to study distant stars and galaxies.
By Ron Cowen -
Astronomy
First Family: Pluto-size body has siblings
Astronomers have found the first family of objects in the Kuiper belt, a remote outpost of the solar system beyond the orbit of Neptune.
By Ron Cowen -
Astronomy
Dance of the dead
Astronomers have found what appears to be the fastest-spinning stellar corpse known.
By Ron Cowen -
Astronomy
Alien Light: Taking the spectra of extrasolar planets
Astronomers have for the first time recorded the spectra of light emitted by two extrasolar planets.
By Ron Cowen -
Astronomy
Studies of Light and Shadow
Two new surveys of the night sky examine the two facets of galaxy formation: the glitter and the gloom.
By Ron Cowen -
Astronomy
On the Trail of Dead Planets: Dust ring around a white dwarf
Infrared observations have depicted the dusty vestiges of a planetary system dancing around a dead star.
By Ron Cowen