space
Science & Astronomy Archive
17 March 2014, 10:45 AM ET
It has been 50 years since two scientists found landmark evidence for the Big Bang theory. Robert Wilson and Arno Penzias were using a large horn antenna at Bell Labs in New Jersey to gaze into the Milky Way.
17 March 2014, 09:36 AM ET
On its final orbit In 2017, NASA's Cassini probe will fly between the inner edge of the D ring and the upper atmosphere of the gas giant. It will also fly though an Enceladus plume in the next few years.
17 March 2014, 06:45 AM ET
A team of scientists will unveil what they bill as a 'major discovery' in the field of astrophysics on Monday (March 17) in a presentation at the Harvard-Smithsonian Center for Astrophysics (CfA).
17 March 2014, 06:45 AM ET
Our species tends to focus on defusing dangers deemed immediate and extreme. But protecting the planet from asteroids will require constant vigilance over the long haul, experts say, since the threat of a major cosmic impact will never go away.
16 March 2014, 11:56 AM ET
As darkness falls these brisk March evenings, we can see a noble star pattern emerging into view in the eastern night sky: The great celestial lion Leo, king of the beasts, accompanied by its brightest star, Regulus, marking the lion's heart.
16 March 2014, 10:00 AM ET
Are we alone in the universe? The ultimate question of life beyond Earth and the solar system takes center stage in a science conference led by the Vatican Observatory and a University of Arizona this week.
16 March 2014, 12:10 AM ET
What was your favorite space news story of the last week?
15 March 2014, 11:37 PM ET
From a blindingly-bright fireball blazing across an aurora-filled sky to amazing views of our planet tweeted by astronauts, don't miss these amazing space images of the week for March 16, 2014.
15 March 2014, 07:01 AM ET
On the eve of last week's premiere of "COSMOS: A Spacetime Odyssey," host and astrophysicist Neil deGrasse Tyson waxed poetic about science literacy, exoplanets and the Tooth Fairy here at the South by Southwest festival.
14 March 2014, 01:42 PM ET
A stunning solar flare erupted from the sun Wednesday (March 12) and just narrowly missed becoming one of the strongest types of sun storms possible, NASA scientists say.
14 March 2014, 11:29 AM ET
NASA has opened voting for its TournamentEarth 2014 photo competition, which takes Earth images captured by satellite and makes them go head to head. Users (that's you!) vote on the best shots, which then go on to the final round.
14 March 2014, 06:00 AM ET
Engineers at MIT suggest setting up orbital propellant depots to fuel future missions to the moon. Such en-route stations would mean spacecraft could launch with less fuel on board and hence carry heavier loads like larger scientific experiments.
13 March 2014, 05:14 PM ET
This amazing space wallpaper shows an ultra-bright young galaxy known as GN-z10-3, discovered in the Hubble GOODS North field (Great Observatories Origins Deep Survey).
13 March 2014, 12:35 PM ET
NASA's Solar Dynamics Observatory (SDO) captured the M9.3-class flare on March 12, 2014. SDO cameras capture imagery at many wavelengths to study solar material and processes that are not visible to the human eye.
13 March 2014, 07:46 AM ET
Hundreds of “rogue” wandering black holes may dwell in the Milky Way – and now Harvard University researchers say they know how to detect them. The discovery of these strange objects could shed light on the formation of the Milky Way and other galaxies.
13 March 2014, 01:52 AM ET
A battered diamond that survived a trip from "hell" confirms a long-held theory: Earth's mantle holds an ocean's worth of water.
12 March 2014, 01:48 PM ET
This space wallpaper is an artist’s impression showing the yellow hypergiant star HR 5171. This is a very rare type of star with only a dozen known in our galaxy. Its size is over 1300 times that of our Sun — one of the largest ten stars found so far.
12 March 2014, 12:01 PM ET
The slow process of capturing science data is about to go into serious overdrive with a NASA laser communication experiment set to launch to the International Space Station.
12 March 2014, 10:58 AM ET
Comet 67P/Churyumov–Gerasimenko, the icy target of Europe's Rosetta spacecraft and Philae lander, has been spotted by the Very Large Telescope in Chile. It is the first sighting of the comet since October 2013.
12 March 2014, 10:23 AM ET
A very, very (very) small sample from John Glenn's Mercury spacecraft Friendship 7 is launching to the International Space Station as part of a science experiment organized by professional NFL and NBA cheerleaders.
12 March 2014, 07:01 AM ET
A powerful telescope in Chile has imaged the largest yellow star ever discovered. The star, called HR 5171 A, shines 12,000 light-years from Earth in the center of a new image released today (March 12).
12 March 2014, 07:00 AM ET
A yellow hypergiant star and its 'joined at the hip' companion star have been observed using ESO's Very Large Telescope Interferometer. This is the largest yellow star ever discovered.
12 March 2014, 07:00 AM ET
When a distant planet appears as a point of light in a telescope, it's hard to imagine what things are like at the surface. Does rain fall? Is the atmosphere thick, or dissipating into space? How constant is the sunlight on its surface?
11 March 2014, 06:33 PM ET
The International Astronomical Union is discouraging people from buying the naming rights to Mars craters, insisting the monikers will never be "official." What do you think?
11 March 2014, 05:46 PM ET
A brilliant fireball blazed across an aurora-filled sky over remote Northwest Territories in Canada in these spectacular images by astrophotographer Yuichi Takasaka of the photography group The World at Night (TWAN). See his photos.
11 March 2014, 05:24 PM ET
NASA and asteroid-mining company Planetary Resources have teamed up to launch a contest series called "Asteroid Data Hunter," which asks the public to develop algorithms that can help identify space rocks in Earth's neck of the cosmic woods.
11 March 2014, 04:51 PM ET
The IAU, the authority that assigns "official" names for all celestial bodies and surface features, will not legitimize any purchased names for cosmic objects and their features, including Martian craters, IAU officials announced today (March 11).
11 March 2014, 04:08 PM ET
A nearly full Rhea shines in the sunlight in this stunning space wallpaper taken in visible light with the Cassini spacecraft’s narrow-angle camera on Sept. 10, 2013. Rhea (949 miles, or 1,527 kilometers across) is Saturn's second largest moon.
11 March 2014, 04:01 PM ET
NASA's Mars Reconnaissance Orbiter switched over to safe mode after unexpectedly swapping from one main computer to another. The glitch has suspended science operations, but mission officials are confident the probe can return to service soon.
11 March 2014, 11:54 AM ET
NASA's Asteroid Grand Challenge is asking citizen scientists to improve how we identify asteroids. The contest runs through August 2014.
10 March 2014, 07:16 PM ET
Astronomers observing with the Anglo-Australian Telescope have found a strangely arranged population of faint galaxies penetrating what were thought to be huge empty regions of space. Termed 'tendrils' these strings of matter may interconnect.
10 March 2014, 06:03 PM ET
The oceans became a lethal sulfuric-acid stew after the huge asteroid impact that wiped out the dinosaurs some 65 million years ago, a new study suggests.