As comet Siding Spring speeds away after its Martian encounter on Sunday, our armada of satellites have reported in to signal that they are OK.
The HiRISE camera on board NASA's Mars Reconnaissance Orbiter (MRO) has become the first instrument orbiting Mars to beam back images of comet Siding Spring's nucleus and coma. Continue reading →
The European Space Agency's Rosetta spacecraft has sent home several spectacular images that show a large pyramid-shaped boulder studding the surface of its target comet.
A tiny region has been spotted in the United States generating an anomalously high concentration of methane, a potent greenhouse gas. Continue reading →
Cubesats provide a valuable low-cost research space platform for institutions, universities, laboratories and space agencies, but could their use create a new hazard for the increasingly crowded orbital environment? Continue reading →
Mars just acquired a new orbiting robot buddy. Continue reading →
The United States military's high-technology branch is hoping to test out on-orbit satellite servicing in orbit in the next five years.
An international team working on an unprecedented mission to orbit and land on a comet will attempt a touchdown on the smaller of the comet’s two lobes, a site tentatively named 'J', Rosetta scientists announced on Monday.
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