351 results
351 results for: exoplanet
- Astronomy
New telescopes will search for signs of life on distant planets
Researchers are coming up with creative ways to pick up biosignatures in far-away planetary atmospheres.
- Space
Trying to find ET and our place in the universe
Editor in Chief discusses the search for life beyond Earth.
- Planetary Science
How alien can a planet be and still support life?
Geoscientists imagine the unearthly mechanisms that could keep alien planets habitable.
- Astronomy
Kepler telescope readies for new mission after communications scare
The Kepler space telescope has recovered from going into emergency mode and is now ready for its next planet-hunting mission.
- Science & Society
Humans have pondered aliens since medieval times
People have been fascinated with extraterrestrials for centuries. If only aliens would get in touch.
- Space
Will we know extraterrestrial life when we see it?
Desert varnish and certain minerals hint that life — here and elsewhere — may defy current criteria.
- Astronomy
Largest rocky world found
A planet roughly half the size of Neptune might be 100 percent rock, making it the largest known rocky world.
- Astronomy
The votes are in: Exoplanets get new names
Arion, Galileo and Poltergeist are just three winners of a contest to name planets and suns in 20 solar systems.
- Planetary Science
Support grows for a return to ice giants Uranus and Neptune
Thirty years ago, Voyager 2 cruised past Uranus and then on to Neptune. Now planetary scientists think it’s time to go back.
- Astronomy
Astronomical milestones of 2015
The New Horizons mission to Pluto was the No. 1 science story of the year. Here some other notable space missions.
- Astronomy
Exoplanets need right stuff to be habitable
The elemental makeup of a star can reveal whether planets in its solar system could support sustained plate tectonics, a requirement for Earth-like life, researchers propose.
- Planetary Science
It’s a new planet! It’s an unknown star! It’s — oops!
A couple of unexpected wandering points of light in the sky could be new planets or even a dim star orbiting the sun, but researchers have plenty of reasons to be skeptical.
