Q&A with Scott Bolton, principal investigator on NASA’s Juno mission

Scientists eager for answers to long-standing questions about the geology of Mars will get a lift Saturday with the blastoff from California of an Atlas 5 rocket with NASA’s InSight mission, a robotic landing craft that will take the pulse and temperature of the red planet.

Blue Origin founder Jeff Bezos, the Internet pioneer behind Amazon.com, spoke with reporters Nov. 24 after a historic flight of the company’s suborbital New Shepard launch vehicle that ended with a successful vertical rocket-assisted touchdown at a landing pad in West Texas.

A collection chamber that could contain more than 2 pounds of samples gathered from an asteroid in deep space last week has been sealed inside of a return capsule on NASA’s OSIRIS-REx spacecraft to bring the extraterrestrial specimens back to Earth in 2023, officials announced Thursday.