Astronomy
- Astronomy
Three’s Company: Asteroid 87 Sylvia and her two moons
Astronomers have for the first time discovered an asteroid with two moons, an indication that the rock is highly porous.
- Astronomy
Cosmic soot
Astronomers have found a group of complex organic compounds, polyaromatic hydrocarbons, from a time when the universe was less than one-third its current age.
- Astronomy
Cosmic Computing
The largest computer simulation of the universe ever compiled uses dark matter to shed light on the formation of galaxies and on the visible structure of the universe.
- Astronomy
Planet potential
Observations with the Submillimeter Array on Hawaii's Mauna Kea reveal that, despite their bombardment by a stellar bully, the disks in Orion have enough material to form planets.
- Astronomy
A new X-ray eye on the cosmos
To study some of the hottest regions in the universe, the Japanese Aerospace Exploration Agency has launched the coldest instrument ever flown.
- Astronomy
Crater Shake: Tremors erased asteroid’s topography
Seismic shock waves from a large meteor impact on the asteroid Eros might have rearranged surface rubble, destroying crater structures over much of the asteroid.
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- Astronomy
Core mystery
Despite new images from the Hubble Space Telescope, the brightest known supernova of the past 400 years remains a puzzle for astronomers.
- Astronomy
Triple Play: A planet with three suns
Three suns grace the skies above a newly found, Jupiterlike extrasolar planet, posing a puzzle for how massive planets form in a closely-knit, multiple-star system.
- Astronomy
Core Finding: Latest, oddest planet hints at how orbs form
A newly discovered planet beyond the solar system has the most massive core of any planet known.
- Astronomy
Rumblings from a dead star
The burned-out cinder left behind when a massive Milky Way star exploded recently underwent its own outburst.
- Astronomy
Panning Distant Dust
Astronomers are using hundreds of newly detected debris disks found around a variety of nearby stars to hunt for planets and learn about the evolution of our solar system.
