After almost three years on the Red Planet and 72 flights into the thin Martian atmosphere, NASA's Ingenuity Mars helicopter is ending its mission due to a broken rotor blade.
Penzias, with his colleague Robert Woodrow Wilson, discovered the cosmic microwave background while working at Bell Labs in the 1960s. The finding was the smoking gun evidence for the Big Bang.
NPR's Ari Shapiro talks with NASA astronaut Frank Rubio, who holds the U.S. record for longest space flight, about his unexpectedly long stay aboard the International Space Station.
The lander was powered down at 12% battery power — saving enough juice for a potential restart. Now Japan's space agency will see if its solar cell can give the lander any electricity.
The helicopter had stopped communicating with the Perseverance rover during a test flight. Trouble for the overachieving rotorcraft threatened to cut short its otherworldly flight exploration.
The mission, Ax-3, is the third time Houston-based Axiom Space has sent paying passengers to the I.S.S. During 16 days of orbit, the all-European crew will conduct 30 experiments and public outreach.
A Japanese space agency manager calls it "a breathless, numbing 20 minutes of terror!" The process includes ejecting a robot onto the lunar surface, to take photos of the moon lander.