25 June 2014, 07:30 AM ET
Recent observations from the largest solar telescope on Earth reveal a never-before-seen look at fine structures on the sun.
25 June 2014, 07:22 AM ET
Using vintage telescope data, scientists have attempted to map Pluto's icy depths before a NASA spacecraft reaches the distant dwarf planet in 2015.
24 June 2014, 09:12 PM ET
This space wallpaper shows an artist’s conception of the environment around GRB 020819B based on ALMA observations.
24 June 2014, 06:04 PM ET
The asteroid-mining firm Planetary Resources and citizen-science site Zooniverse have teamed up to launch Asteroid Zoo, which asks people around the world to scour image archives for undiscovered space rocks that zoom close to Earth.
24 June 2014, 04:59 PM ET
The electrically charged gas falls from the Sun's corona to the surface. The 'coronal rain' was captured by Swedish 1-m Solar Telescope (SST).
24 June 2014, 04:37 PM ET
NASA's Chandra X-ray Observatory and the European Space Agency's XMM-Newton satellite spotted a spike of X-ray emission coming from more than 70 galaxy clusters. The X-rays could be generated by the decay of one type of dark-matter particle.
24 June 2014, 04:00 PM ET
A newly formed international center will study satellite collisions and the countless issues regarding what to do about the menacing growth of orbital debris.
24 June 2014, 03:06 PM ET
The mysterious signal was detected by NASA's X-Ray Observatory and ESA's XMM-Newton in the Perseus galaxy cluster and 73 others. Scientists think that this may be the work of a hypothetical particle called a sterile neutrino.
24 June 2014, 11:44 AM ET
World View, an Arizona-based private spaceflight company that wants to take adventurers to the stratosphere using high-altitude balloons, announced that it has successfully completed a test of its scaled-down flight system.
24 June 2014, 09:54 AM ET
Private company World View is building capsules that are transported by parafoil and high-altitude balloons to 120,000 feet, to give passengers a breath-taking view of Earth.
A scaled version of the capsule was lofted to that altitude.
24 June 2014, 09:20 AM ET
Scientists have identified what is possibly the coldest known white dwarf. In fact, this dim stellar corpse is so cold that its carbon has crystallized, effectively forming a diamond the size of Earth, astronomers say.
24 June 2014, 07:30 AM ET
Curiosity wraps up its 687th day on Mars today (June 24), NASA officials said, meaning the 1-ton robot has completed one lap around the sun on the Red Planet.
24 June 2014, 07:00 AM ET
A student-led private mission to Mars wants to send you to the Red Planet — for just 99 cents. Time Capsule to Mars is now offering the opportunity to upload a photo to fly on its trio of 4-inch-wide Mars probes for less than a dollar.
23 June 2014, 06:05 PM ET
A new 3D map of the Milky Way puts the dust that permeates the galaxy on display in great detail. Astronomers mapped the dust between stars in the Milky Way to create the colorful photo that spans the part of the galaxy seen from Earth's Northern Hemisphe
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, 04:02 PM ET
Jupiter's largest moons don't go completely dark when the giant planet blocks their sunlight. The discovery could reveal more about Jupiter's upper atmosphere, which may keep the moons lit when they are not directly illuminated by the sun.
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.
23 June 2014, 02:46 PM ET
The Mars Science Laboratory has completed one Martian year (687 Earth days) working on the Red Planet. Its recent work, latest-self portrait and wheel damage work-arounds are discussed.
23 June 2014, 02:21 PM ET
SpaceX needs more time to work through an issue identified during pre-flight checks on Sunday (June 22), delaying the launch of six spacecraft for satellite-communications provider ORBCOMM until the first week of July.
23 June 2014, 12:59 PM ET
It might be worth any skywatcher's while to set an alarm for 60 to 90 minutes before sunrise tomorrow (June 24) to see a very pretty celestial scene.
23 June 2014, 09:09 AM ET
NASA Cassini mission images from July 2013 of Titan's Ligeia Mare region show an island that was not there in previous imagery. What could it be?: http://goo.gl/f0hNPs
23 June 2014, 07:19 AM ET
A skywatcher embraces the cosmos like Atlas of Greek mythology, holding and protecting the clouds of the Milky Way from a low cloudy yellow band at the bottom of the image.
23 June 2014, 07:15 AM ET
A mysteriously bright anomaly winked in and out of existence on the seas of Saturn's largest moon, Titan — potentially the first time waves, bubbles or some other unknown features have been seen there, scientists say.
22 June 2014, 07:20 PM ET
SpaceX has pushed a planned commercial satellite launch back again, this time to Tuesday (June 24) at the earliest.
22 June 2014, 07:35 AM ET
Earth's polar skies have lit up with eerie blue-white glowing clouds, slowly twisting and undulating in the twilight sky every summer since the late 19th century.
21 June 2014, 08:22 AM ET
Moviegoers were recently treated to "Noah," an epic story of bravery and sacrifice from the Old Testament, a saga in which the titular character takes on the divine mission to build an ark to save creation from an apocalyptic deluge.
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, 05:55 PM ET
A celebrated and controversial astrophysics discovery is about to receive even more scrutiny. In March, a team of astronomers announced that they had spotted the signature of primordial gravitational waves in the cosmic microwave background (CMB).
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.
20 June 2014, 03:28 PM ET
Comet 67P/Churyumov-Gerasimenko, with which the European Space Agency's Rosetta probe will rendezvous in early August, shows no signs of the dust cloud it sported in April and May, new photos reveal.
20 June 2014, 01:31 PM ET
A new observatory high in the mountains of Mexico is combining high altitudes and tanks of extra-pure water to attempt to solve one of the greatest unanswered questions in all of physics.