343 results
343 results for: exoplanet
- Planetary Science
Maps reveal clouds on distant exoplanet
Astronomers chart the atmosphere of Kepler-7b, some 1,000 light-years away.
- Astronomy
An Earth-sized hell circles faraway star
Kepler-78b, an Earth-sized, extremely hot exoplanet made of rock and iron, is the smallest with known diameter and mass.
- Astronomy
Astronomers explain planets’ backward motion
Giant planets in distant orbits may be reversing the direction of their closer-in neighbors.
- Planetary Science
Uninhabitable Earth
A recent estimate of the lifetimes of the habitability zones of Earth and various exoplanets suggests Earth could become unable to support life as soon as 1.75 billion years from now, when the sun brightens before dying out.
- Humans
Letters from the August 13, 2005, issue of Science News
Bay listen It was interesting to read of processing mundane noise to produce an ultrasound image of the geology of Los Angeles (“Seismic noise can yield maps of Earth’s crust,” SN: 6/11/05, p. 382). A big question in the state is the deep structure of San Francisco Bay. Clearly, the bay and the valleys extending […]
- Space
Atom & Cosmos
A Saturnian storm, an asteroid visit, a leaky Betelgeuse and more in this week's news.
- Space
Atom & Cosmos
Runaway planets, the return of Neptune and tricky antineutrinos in this week’s news.
- Space
Atom & Cosmos
Planets born with off-kilter orbits, the planet formerly known as a star and more in this week's news.
- Space
Super-Earths may come in two flavors
As more exoplanets are discovered, evidence emerges that worlds can be either fluffy or dense.
- Space
Planet search finds lots of little guys
The latest collection of extrasolar bodies to be revealed is rich in worlds not much bigger than Earth.
- Space
Atom & Cosmos
Alien extreme weather, nature vs. nurture in stars and more in this week’s news.
- Space
Antennas reveal Antennae
A giant radio telescope array in Chile’s Atacama Desert produces its first images.
