The Mariner spacecraft now on its way to Venus is the most intricate instrument in the history of space science.
Only last week did we develop penicillin and television and nuclear power, ,,, and now if America's new spacecraft succeeds in reaching Venus, we will have literally reached the stars before midnight tonight.
Scientists had speculated that Uranus and Neptune's clouds could also exhibit ammonia ice, as on gas giants Jupiter and Saturn, but previous observations from both ground telescopes and the Voyager 2 spacecraft were inconclusive.
In terms of size, Tiangong-1 is only the 50th largest spacecraft to come down, and there have been no recorded deaths or injuries from people being struck by debris from any of them.
Experts have raised concerns that this could threaten low-orbiting spacecraft.
When we do rocket to the Red Planet, it'll be impossible to keep our spacecraft completely sterile.
In the coming years, the company hopes to launch 4,425 interlinked broadband-internet satellites into orbit some 700 to 800 miles above Earth, plus another 7,500 spacecraft into lower orbits.
Researchers made the announcement based on data from 2015, when the spacecraft Cassini detected the presence of hydrogen during a flyby through a plume of gas and ice erupting from Enceladus' south pole.
Reusable launch vehicles under research will have the characteristics of both spacecraft and aircraft.
The venture is called Breakthrough Starshot and it would use a tiny spacecraft that travels at the speed of light.
In April, China successfully launched its first cargo spacecraft, the Tianzhou-1, to support its fledgling space lab.
The SpaceX Dragon cargo spacecraft lifted off on the Falcon 9 rocket at 5:07 pm from the Kennedy Space Center in Florida.
A US spacecraft set to launch next year will make a series of uNPRecedented dives into the sun's scorching atmosphere to see how the star works and what can be done to better predict space weather events on Earth, scientists said on Wednesday.
An image provided by NASA shows Saturn's largest moon Titan passing in front of the giant planet in an image made by NASA's Cassini spacecraft.
Last week the China National Space Administration launched an unmanned spacecraft on a mission to dock with its space station.
China's Tianzhou-1 cargo spacecraft conducted its first docking with the country's Tiangong II space laboratory last Saturday afternoon.
US space agency NASA has successfully located India's first lunar spacecraft Chandrayaan-1 that lost contact with ground controllers on Earth eight years ago.
No radio signals, no credible spacecraft sightings, no close encounters of any kind.
China has released a short list of eight names for the country's first Mars spacecraft, which is scheduled to launch by 2020.
Moon Express, a Florida-based firm, said it had raised $20m in financing, which will allow it to send a robotic spacecraft to the moon's surface later this year.
