Live coverage: Vega rocket launches with LISA Pathfinder

An independent panel has informed NASA that the James Webb Space Telescope will not be ready for launch until March 2021, and Congress will have to reauthorize the long-delayed, over-budget mission after breaching an $8 billion cost cap, officials said Wednesday.

An uncrewed spacecraft landed in China’s Inner Mongolia region Monday after nearly 13 days in orbit carrying an array of microgravity research experiments, including a groundbreaking investigation that showed mammal embryos can develop in space, Chinese state media reported.

Rocket Lab called off a launch attempt Tuesday, U.S. time, in New Zealand after encountering a technical problem during the countdown for the company’s first commercial satellite launch. Tuesday’s countdown came after a four-day delay to resolve problems with a downrange tracking station and wait for improved weather.