31 May 2014, 07:01 AM ET
Red tape and a moderate earthquake did not deter a private group from meeting its goal of making contact with a 36-year-old NASA spacecraft that has been slumbering in deep space since 1997.
31 May 2014, 03:54 AM ET
The exact number of stars is impossible to know because we aren't sure how big the universe is.
30 May 2014, 05:16 PM ET
This speedy, rocky planet Mercury been readily visible, appearing as a bright 'star' low in the west-northwest sky about an hour after sunset and tonight (May 30) the moon joins the show.
30 May 2014, 02:58 PM ET
NASA's Wide-Field Infrared Survey Telescope (WFIRST) has the same 2.4m diameter aperture as Hubble but will use 18 fourth-generation images sensors (Hubble has a single ‘first-gen’ sensor).
30 May 2014, 01:20 PM ET
Talk about warp drive. 'Star Trek: TNG' star Levar Burton's quest to reboot his 'Reading Rainbow' show of the 1980s exceeded a $1 million crowdsourcing goal in just 11 hours. In fact, it's raised more than $2.6 million so far.
30 May 2014, 12:41 PM ET
Little Joe's launch vehicle was launched for the first time on Oct. 4, 1959.
30 May 2014, 12:11 PM ET
In an event worthy of a Hollywood premiere, billionaire inventor Elon Musk unveiled – quite literally – his new manned Dragon Version 2 spacecraft Thursday night (May 29).
30 May 2014, 11:15 AM ET
A lopsided square of 4 stars called the 'Keystone', found in he Hercules Constellation, points the way to the Hercules Cluster (M31). Draco (the Dragon) and Boötes (the Herdsman) also highlight June's skywatching.
30 May 2014, 11:04 AM ET
Your best views of Jupiter will come in early June. Venus will be just over the horizon right before sunrise.
30 May 2014, 10:44 AM ET
For the first time, NASA's Interface Region Imaging Spectrograph (IRIS) probe captured a coronal mass ejection (May 9th, 2014). The field of view measures 5 Earth-diameters wide by 7.5 tall.
30 May 2014, 08:30 AM ET
Unveiling his company's new Dragon V2 SpaceX founder Elon Musk claims his space taxi may achieve human access to space for under $10 million per seat.The company has been launching unmanned Dragon Version 1 capsules to the space station since 2012.
30 May 2014, 06:00 AM ET
Three of Jupiter's moons will cast their dark shadows on the face of the giant planet Tuesday (June 3), but you might need a computer in order to see it.
30 May 2014, 06:00 AM ET
Virgin Galactic, the private space venture bankrolled by billionaire Sir Richard Branson, has signed an agreement with the Federal Aviation Administration (FAA) that spells out how the company will use U.S. airspace during its planned suborbital flights.
30 May 2014, 01:21 AM ET
The private spaceflight company SpaceX unveiled the manned version of its Dragon space capsule to the world tonight (May 29) for the first time.
29 May 2014, 10:59 PM ET
Elon Musk unveiled the private space company's new spacecraft on May 29th, 2014.
29 May 2014, 09:20 PM ET
SpaceX unveiled the manned version of its Dragon space capsule May 29, 2014 during an invite-only event at the spaceflight company's Hawthorne, California campus.
29 May 2014, 08:18 PM ET
Hurricane Amanda (now downgraded to a tropical storm) is seen at is strongest in the Eastern Pacific. The storm is the first of the Eastern Pacific 2014 hurricane season, which began on May 15.
29 May 2014, 08:01 PM ET
Three physicists who helped further the theory that the universe experienced an extremely rapid burst of expansion right after it was born — a process known as cosmic inflation — were awarded the prestigious Kavli Prize in Astrophysics today (May 29).
29 May 2014, 07:41 PM ET
It happens just four times a year, and tonight is one of those times. The setting sun will align perfectly with Manhattan's east-west streets, creating a phenomenon Neil deGrasse Tyson has dubbed Manhattanhenge.
29 May 2014, 06:10 PM ET
See photos of Dragon, Grasshopper and other SpaceX rockets taken since the company was founded in 2002.
29 May 2014, 04:43 PM ET
The anticipation just got higher for the big unveiling tonight (May 29) of the first-ever manned Dragon spaceship by the private spaceflight company SpaceX, with two new photos offering tantalizing glimpses inside the spacecraft.
29 May 2014, 03:38 PM ET
NASA's Morpheus lander ascended to more than 800 feet, flew forward and downward ~1300 feet and landed on May 28th, 2014. It also performed a 78-foot divert to simulate a hazard avoidance maneuver.
29 May 2014, 03:03 PM ET
The 'Moon as Art' campaign is celebrating the Lunar Reconnaissance Orbiter's 5 years on-orbit. The public is asked to vote from a selection of 5 images.
29 May 2014, 03:00 PM ET
SETI Project listened for alien interplanetary radio signals, based on Kepler space telescope data.
29 May 2014, 02:12 PM ET
NASA's Cloudsat mission flew over the storm on May 25th, 2014. It saw heavy to moderate precipitation below the freezing level.
29 May 2014, 12:41 PM ET
Leading scientists, artists and thinkers from around the world will convene here this week for the World Science Festival, and you can watch the talks live in a webcast.
29 May 2014, 11:45 AM ET
NASA astronauts are taking over New York City this week for the World Science Festival. Space agency scientists and engineers are giving presentations around New York from now until Sunday (June 1) on a variety of topics.
29 May 2014, 11:00 AM ET
This stunning image of the Milky Way was taken from the Azores, an area with nine volcanic islands in the Atlantic Ocean near Portugal. See how veteran photographer Miguel Claro did it.
29 May 2014, 10:00 AM ET
A company making high-altitude balloons for rides to the edge of space wants a new logo, and it's asking the public for help. The Tucson-based group World View announced that it's seeking an emblem to represent its future passengers, or "Voyagers."
29 May 2014, 09:47 AM ET
The private space company tested the Dragon spacecraft's launch escape system thruster, that will also enable pinpoint propulsive landing on Earth or another planet.
29 May 2014, 09:15 AM ET
Space Exploration Technologies Corp. completed qualification tests of the SuperDraco thruster that will power the launch abort system on the crewed version of the Dragon space capsule the company is developing with financial aid from NASA.
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.