Elon Musk says first orbital Starship flight could happen in March
SpaceX's Starship is the most powerful rocket ever built.
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SpaceX's Starship is the most powerful rocket ever built.
NASA said an "in-flight anomaly" prevented the rocket's payload of research satellites from being delivered to orbit.
SpaceX keeps up rapid launch cadence with sixth orbital flight in just 28 days.
NASA plans to bring the International Space Station down into an uninhabited part of the Pacific Ocean called Point Nemo when its decades in orbit are done.
The Earth Trojan asteroid, only the second one proven by scientists to exist, orbits the sun along the same path as Earth.
NASA says engineers need more time to complete preparations before "wet dress rehearsal" at the launch pad.
SpaceX's rapid-fire launch pace — six orbit-class missions in 28 days — follows a record 31 Falcon 9 flights in 2021.
A clear sunset sky provided a spectacular backdrop for a SpaceX Falcon 9 launch and landing.
While it may be technically possible, saving Earth from a "planet killer" asteroid or comet would require very quick action by world leaders.
This is believed to be the first unintentional case of space junk hitting the moon, one astronomer said.
Technically, it could also see details as small as a U.S. penny at a distance of about 25 miles.
The latest discovery has "expanded the definition of a potentially habitable world in our solar system and beyond," scientists say.
With Webb on station, engineers will focus on aligning the telescope's optical system.
If all goes well, Webb will be 100 times more powerful than Hubble — so sensitive to infrared light that it could detect the faint heat of a bumble bee as far away as the moon.
The two satellites will monitor other spacecraft in the high altitudes favored by communications stations and spycraft.