It’s a big week for big asteroids as two huge space rocks at least the size of football fields—but potentially much bigger—are due to make a close approach to Earth.
More than a year into a very real crisis, experts gathered virtually to confront a second emergency, a potential asteroid impact — but this disaster, fortunately, was entirely hypothetical.
The Ingenuity helicopter proved it could fly on Mars. Now it has loftier goals. Having passed all its original engineering tests, the tiny spacecraft will now begin a new job, supporting the Perseverance rover in its science mission.
Voyager 1 continues to observe the farthest corners of the solar system—but it may not for long.
The experiment also shows that astronauts can make rocket fuel for their trip back to Earth
The highlight of the new chart is a wake of stars, stirred up by a small galaxy set to collide with the Milky Way. The map could also offer a new test of dark matter theories.
Collins, known as the ‘forgotten astronaut’, kept command module flying while Neil Armstrong and Buzz Aldrin walked on the moon
One crater on Mars shows signs of an ancient glacier that melted from the top down.