Falcon 9 Block 5 | GPS III SV10
Related countdowns
Booster 19 Static Fire #2
SpaceX will static fire Super Heavy Booster 19, with all 33 engines installed, in preparation for Starship's 12th launch. Location: Starbase. Texas.
Solar Orbiter Venus Flyby
Solar Orbiter, a partnership between ESA and NASA, will perform a gravity assist maneuver with Venus on December 24, 2026. Throughout its mission it also makes repeated gravity assist flybys of Venus to get closer to the Sun, and to change its orbital inclination, boosting it out of the ecliptic plane, to get the best – and first – views of the Sun’s poles. Location: Venus.
Hayabusa2 S-Type Asteroid (98943) Torifune Flyby
As part of its mission extension, JAXA's Hayabusa2 spacecraft will observe S-type asteroid (98943) Torifune during a high-speed fly-by. Location: (98943) Torifune.
US EVA-95
Two astronauts will replace a high-definition camera on camera port 3, install a new navigational aid for visiting spacecraft, called a planar reflector, on the Harmony module’s forward port, and relocate an early ammonia servicer jumper — a flexible hose assembly that connects parts of a fluid system — along with other jumpers on the station’s S6 and S4 truss. Location: International Space Station.
Long March 2D | Unknown Payload
Launch by China Aerospace Science and Technology Corporation. Details TBD. From Jiuquan Satellite Launch Center, People's Republic of China.
Roman Telescope Unveiling News Conference
NASA's Nancy Grace Roman Space Telescope recently completed construction and is wrapping up prelaunch testing. NASA participants in this briefing include: - NASA Administrator Jared Isaacman - Nicky Fox, associate administrator, Science Mission Directorate, NASA Headquarters, Washington - Jamie Dunn, Roman telescope project manager, NASA Goddard - Julie McEnery, Roman telescope senior project scientist, NASA Goddard Location: Goddard Space Flight Center, Greenbelt, MD, USA.