Close Encounters: Comet Siding Spring Seen Next to Mars
NASA's Hubble Space Telescope has produced a unique composite image of comet Siding Spring as it made its never-before-seen close passage of a comet by Mars.
Siding Spring, officially designat ... more
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Orbital cargo ship readies for Monday launch
Orbital Sciences Corporation's unmanned Cygnus cargo ship is preparing to launch to the International Space Station Monday, aiming to carry some 1,500 pounds (680 kilograms) of materials for space experiments. ... more
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OneNav introduces new L5-direct GNSS receiver in response to increased GPS jamming
U.S. sanctions nearly 300 targets aiding Russia's war against Ukraine
China says to take 'necessary measures' after fresh US sanctions
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Cygnus Cargo Load for Orbital CRS-3
Orbital Sciences completed final cargo load of the Cygnus cargo spacecraft Oct. 23, 2014, in preparation for launch to the International Space Station, scheduled for 6:45 p.m. EDT, Monday, Oct. 27, ... more
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NASA's SDO Observes Largest Sunspot of the Solar Cycle
On Oct. 18, 2014, a sunspot rotated over the left side of the sun, and soon grew to be the largest active region seen in the current solar cycle, which began in 2008.
Currently, the sunspot is ... more
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MAVEN Ultraviolet Image of Comet Siding Spring's Hydrogen Coma
NASA's Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft obtained this ultraviolet image of hydrogen surrounding comet Siding Spring on Friday, Oct. 17, two days before the comet's closest a ... more
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