satellite

Should We Arm the International Space Station With Lasers to Destroy Space Junk?

Posted in Science on 24th Apr, 2015
by Alex Muller

Space junk, traveling up to 10 times the speed of a bullet, endangers spacecraft, and it is very hard to remove.

Lasers could be used to zap hazardous orbital debris

Posted in Hardware on 18th Apr, 2015
by Alex Muller

Orbital debris is becoming a hazard to satellites and other spacecraft, which is why various groups have proposed concepts such as gas clouds, nets and sails for collecting it.

'3D Cryosat' spacecraft tracks Arctic winter sea ice

Posted in Science on 17th Apr, 2015
by Alex Muller

Although Arctic sea ice set a record this year for its lowest ever winter extent, that was not the case for its volume, new data reveals.

For 50 Years Now, the US Has Had a Nuclear Reactor Orbiting the Planet

Posted in Hardware on 5th Apr, 2015
by Alex Muller

Half a century ago, a rocket carried the USs only (known) space nuclear reactor, SNAP-10A, which has been circling the Earth ever since.

Mars beckons for European satellite

Posted in Hardware on 3rd Apr, 2015
by Alex Muller

The satellite Europe will be sending to Mars early next year is about to undergo its final test programme.