Live coverage: New Horizons returns first close-up image

New findings from NASA’s Mars Reconnaissance Orbiter (MRO) provide the strongest evidence yet that liquid water flows intermittently on present-day Mars. Watch the entire NASA news conference held on September 28, 2015.

Three heavy-duty Antonov cargo planes flew components of Europe’s ExoMars orbiter and lander from Italy to the Baikonur Cosmodrome in Kazkhastan last week, setting up for a March 14 launch toward the red planet.

A crescent Pluto stars in pictures captured just after NASA’s New Horizons spacecraft’s July flyby of the distant dwarf planet, exposing eerie backlit fog banks and glacial flows that scientists say hint at an Earth-like weather cycle.