Douglas Loverro, associate NASA administrator for the human exploration and operations mission directorate, in an official portrait taken in January. Loverro announced his resignation on Tuesday.
Scientists with the European Southern Observatory say system HR 6819, seen in this artist's rendering, is composed primarily of two stars (orbits in blue) and a newly discovered black hole (orbit in red). The black hole is invisible, but it makes its presence known by the gravitational pull exerted on objects around it.
NASA confirmed that actor Tom Cruise and private spaceflight company Space X are considering a feature film shot on board the International Space Station. Cruise is shown above in New York City in June 2017.
Angela Weiss/AFP via Getty Images
This illustration made available by NASA in April 2020 depicts Artemis astronauts on the Moon. On Thursday, NASA announced the three companies that will develop, build and fly lunar landers, with the goal of returning astronauts to the moon by 2024.
NASA via AP