Live coverage: Mission control loses contact with Indian moon lander

NASA’s Cassini spacecraft sped through a gap between Saturn and its rings for the second time Tuesday after data from the probe’s first perilous passage through the unexplored region last week found it to contain fewer potentially hazardous dust particles than expected.

NASA’s Curiosity rover is studying sand dunes towering up to two stories tall, returning new images showing a rippled landscape that represents a case of still-active geology on the red planet.

China launched a demonstrator probe on a round-trip flight around the moon to test out a heat shield and landing capsule planned for use on a lunar sample return mission in 2017.