Space
We summarize the week's scientific breakthroughs every Thursday.
- Planetary Science
Cassini photo puts Earth in perspective
Probe captures planet from 1.4 billion kilometers away.
- Space
Mars meteorite reveals its age
Long difficult to estimate, date of space rocks' formation emerges with new technique.
- Cosmology
Gold seen in neutron star collision debris
Material ejected in gamma-ray bursts may be a main source of the heavy elements.
- Astronomy
Milky Way’s black hole pulling in gas cloud
Galaxy's maw begins to tear apart and change the velocity of an approaching object.
- Planetary Science
Neptune gets 14th moon
Images from Hubble Space Telescope reveal tiny, dark satellite orbiting blue-green gas giant.
- Astronomy
The solar system has a tail
Clover-shaped clumps of charged particles extend billions of kilometers in our wake.
- Planetary Science
Gas, not planets, may be source of rings around stars
Interactions between gas and dust may form elliptical patterns.
- Astronomy
Clouds may keep exoplanets cool
Even when close to their stars, other worlds could harbor liquid water.
- Space
Interstellar chemistry makes use of quantum shortcut
Reactions in the frigid cold of space are sped by a quirk of physics, researchers propose.
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- Planetary Science
Voyager 1 on fast track toward interstellar space
More than 35 years after launch, the probe finally nears the solar system's edge.
