Space telescope for NASA Explorers program reaches 8th full year / enters 9th year in space today, designed to search for exoplanets using the transit method in...

NASA spacecraft in extended mission phase reaches 27th full year / begins 28th year of operations in space; instruments able to detect X-ray sources 100 times fainter...

NASA spacecraft mapping boundary between the Solar System and interstellar space surpasses another full year in space; launched on this day 2008.

Space telescope for NASA Explorers program, reaches 9th full year / enters 10th year in space today, designed to search for exoplanets using the transit method in...

NASA spacecraft in extended mission phase reaches 28th full year / begins 29th year of operations in space; instruments able to detect X-ray sources 100 times fainter...

NASA spacecraft mapping boundary between the Solar System and interstellar space surpasses another full year in space; launched on this day 2008.

NASA spacecraft mapping boundary between the Solar System and interstellar space surpasses another full year in space; launched on this day 2008.

NASA spacecraft mapping boundary between the Solar System and interstellar space surpasses another full year in space; launched on this day 2008.

NASA spacecraft mapping boundary between the Solar System and interstellar space surpasses another full year in space; launched on this day 2008.