Search for Life Archive
29 June 2014, 11:14 AM ET
What was your favorite space news story of the last week?
28 June 2014, 12:37 PM ET
From the true size of sun's atmosphere to a trio of huge black holes, don't miss these amazing space images of the week for June 28, 2014.
27 June 2014, 10:00 AM ET
The new film "Earth to Echo" — which follows a group of kids on a journey to help save a small alien robot — might have a bit of extraterrestrial truth at its core, one alien-hunting astronomer says.
25 June 2014, 04:48 PM ET
Astronomers have discovered an exoplanet in the star Gliese 832's "habitable zone" — the just-right range of distances that could allow liquid water to exist on a world's surface. The planet, known as Gliese 832c, lies just 16 light-years from Earth.
23 June 2014, 04:44 PM ET
When NASA's New Horizons spacecraft leaves the solar system, it will carry with it a digital message from people on Earth.
23 June 2014, 03:19 PM ET
A new study gives hope for the possibility that many super-Earth planets orbiting distant stars have exposed continents rather than just water-covered surfaces.
20 June 2014, 10:21 PM ET
What was your favorite space news story of the last week?
20 June 2014, 10:02 PM ET
From a strange gas stream blotting out a galaxy's bright core to perfect espresso in space, don't miss these amazing space images of the week for June 21, 2014.
20 June 2014, 04:15 PM ET
Born in a disc of gas and rubble, planets eventually come together as larger and larger pieces of dust and rock stick together. They may be hundreds of light-years away from us, but astronomers can nevertheless watch these planets as they form.
17 June 2014, 10:00 AM ET
The proposed Wide-field Infrared Survey Telescope (WFIRST) mission, which NASA is designing to probe the nature of mysterious dark energy, could discover thousands of alien planets as well.
16 June 2014, 07:15 AM ET
Samples scooped from the Martian atmosphere could provide scientists with their first hands-on experience with the red planet.
15 June 2014, 09:40 AM ET
What was your favorite space news story of the last week?
14 June 2014, 11:03 AM ET
From "The Beast" asteroid to a "World Cup" in space, don't miss these amazing space images of the week for June 14, 2014.
11 June 2014, 06:30 AM ET
Various explanations for why we don’t see aliens have been proposed but with every new discovery of a potentially habitable planet, the Fermi Paradox becomes increasingly mysterious.
10 June 2014, 12:16 PM ET
A checklist for the requirements of life as scientists define it could help ground speculation about the possibilities of alien life on distant worlds, new research suggests.
08 June 2014, 11:53 AM ET
What was your favorite space news story of the last week?
07 June 2014, 01:23 PM ET
From a spectacular solar eruption to breathtaking images from NASA Astronaut Reid Wiseman, don't miss these amazing space images of the week for June 7, 2014.
06 June 2014, 06:35 AM ET
NASA's new K2 mission, born from the hobbled Kepler spacecraft, is already underway and performing its own alien-planet–hunting science.
04 June 2014, 12:46 PM ET
Severe space weather events from common red dwarf stars could doom any chances for life on planets orbiting those stars, scientists say. That may mean that alien life might be rarer than previously thought.
04 June 2014, 06:01 AM ET
While robots have done the lion's share of planetary exploration to date, there are plenty of human stories to share about this ambitious enterprise, a panel of experts stressed during last month's Spacefest VI conference in California.
03 June 2014, 07:01 PM ET
The newfound exoplanet candidate Kapteyn b, which lies just 13 light-years away, is about 11.5 billion years old, scientists say. That makes it 2.5 times older than Earth, and just 2 billion years or so younger than the universe itself.
02 June 2014, 06:00 PM ET
Scientists suggest life may have existed on Mars in an oasis for microbial life if liquid water was trapped underground and heated by a volcano.
02 June 2014, 01:01 PM ET
Scientists have discovered the 'Godzilla of Earths,' a giant alien planet that is a new type of huge and rocky, world located 560 light-years from Earth.
02 June 2014, 01:01 PM ET
In our solar system, planets come in two basic types: rocky and gas giant. Now, scientists have identified a third class of exoplanets called 'gas dwarfs' that serve as the missing link between the two.
02 June 2014, 07:00 AM ET
The kinds of alien planets that orbit distant stars may be revealed by taking a close look at the elements that make up those parent stars, researchers say.
29 May 2014, 03:00 PM ET
SETI Project listened for alien interplanetary radio signals, based on Kepler space telescope data.
29 May 2014, 07:01 AM ET
Is Jupiter a friendly planet, Earth's enemy, or perhaps both? New research reveals how this gas giant's orbit could influence whether life can survive and thrive on Earth by determining whether civilization-destroying asteroids come this way.
27 May 2014, 12:25 PM ET
The Search for Extraterrestrial Intelligence, or SETI, may becoming more mainstream, as evidenced by this week’s House Science and Technology Committee hearing.
26 May 2014, 10:54 AM ET
What was your favorite space news story of the last week?
26 May 2014, 10:30 AM ET
From a huge new Mars crater to a new supernova, don't miss these amazing space images of the week for May 25, 2014.
26 May 2014, 07:00 AM ET
Humanity will have the tools to detect alien life in the next two decades, but whether scientists can actually find life in another solar system depends a lot on luck, a panel of experts said Wednesday (May 21).
24 May 2014, 07:45 AM ET
Over the next two decades, scientists should have results from the three methods of searching for alien life.