A sequence of radar images of asteroid 1998 QE2 was obtained on the evening of May 29, 2013, by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif., when the asteroid was about 3.75 million miles (6 million k
Better spaceship protection will be needed to keep astronauts safe.
SpaceX chairman Elon Musk said the company's Dragon capsule, now used to ferry cargo to the international space station, should be ready to carry astronauts to and from space within two or three years,
The first publicly accessible space telescope! Take amazing photos of space or have your photo displayed above the Earth.
One of the biggest obstacles of sending humans to Mars is the exposure to radiation, from cosmic rays and solar particles, that astronauts would experience during the 180-day ride to the Red Planet and back.
If a dangerous asteroid appears to be on a collision course for Earth, one option is to send a spacecraft to destroy it with a nuclear warhead.
The passage close to Earth of a mountain-sized asteroid expected Friday has reignited discussions among scientists about how to deal with the improbable — but definitely possible — circumstance of an asteroid predicted to hit the planet.
The FAA and space tourism industry leaders say no, but scientists say the accumulation of black carbon in the stratosphere may have disastrous results. Why? Well, space tourism companies, like Virgin Galactic, are able to tout very low CO2 emissions,
Bad news wannabe Mars explorers. The round trip alone would blast you with doses of radiation that come close to the acceptable lifetime limits sets by NASA – and that's not including any practice trips to space or time spent on the Red Planet.
Want to take a closer look at the moon, or spy on your favourite nebula? Here's your chance.
As NASA’s Curiosity rover plowed through the rocky, red planet of Mars on September 28, 2012, collecting sand and snapping pictures on its MastCam camera, it brought back some head-scratching data.
The U.S. Air Force's robotic X-37B space plane has quietly passed the five-month mark on its latest secret mission in Earth orbit.
Russian Soyuz spacecraft carrying an American astronaut, an Italian astronaut and a Russian cosmonaut will launch on the second-ever express trip to the International Space Station today (May 28).
The very efficient solar-electric propulsion thruster for spaceships shown in this image is currently under development at NASA's Jet Propulsion Laboratory, Pasadena, Calif.
NASA has captured the world's largest panoramic photo showing a swath of land 6,000 miles long and 120 miles wide using a satellite orbiting 438 miles (705 km) above the Earth.
Some misconceptions are cleared up.
A look at possible propulsion for NASA's plan to bring an asteroid home for study.
The chopper descends towards a giant runway surrounded by scrubby, red earth of the New Mexico desert.
Human exploration of deep space is looking more and more like a tag-team affair, with NASA jetting off to asteroids and Mars while the private sector sets up shop on the moon.
Actor Leonardo DiCaprio plans to fly to space on Virgin Galactic's new commercial spaceliner, along with the winning bidder in a charity auction at the Cannes film festival, according to news reports.
A 3D printer is slated to arrive at the International Space Station next year, where it will crank out the first parts ever manufactured off planet Earth.
A microbe discovered in the Canadian high Arctic thrives at the coldest temperature known for bacterial growth.
Spacecraft could determine their position anywhere in the solar system to within five kilometres using signals from x-ray pulsars, say astronomers.
The venerable Mars rover Opportunity, the older and smaller cousin of Curiosity, has discovered another water-weathered rock hinting that the Red Planet could have supported life in its ancient past, NASA officials said.
A Russian space capsule carrying lizards, mice, gerbils, fish and other creatures has safely returned to Earth, but not all of its animal passengers survived the month-long spaceflight, according to news reports.
NASA has doled out a research grant to develop a prototype 3D printer for food, so astronauts may one day enjoy 3D-printed pizza on Mars.
NASA's plan to lasso an asteroid for astronauts as a deep-space dry run for a future mission to Mars has some members of Congress wondering if the space agency would be better off setting its sights on the moon instead.
If an extreme solar storm aimed at the Earth hits in just the right way, it could put interconnected electrical grids around the world at serious risk, experts say.
The beginnings of Monday's (May 20) disastrous tornado in Oklahoma were caught from space by a weather satellite in orbit.
The organization whose big-money prizes helped get the private spaceflight industry off the ground isn't done issuing high-profile challenges to spur exploration of the final frontier.