Remove article-topic spacecraft
article thumbnail

Meet a team of scientists working to prevent interplanetary pollution that could pose a threat to life on Earth and other planets

Frontiers

Ensuring that no alien matter is carried back to Earth by spacecraft returning from an interplanetary mission is not the whole issue, however, as planetary protection also involves making sure that the planets and other celestial bodies that we visit remain pristine, in order not to jeopardize scientific research.

Ocean 92
article thumbnail

A new cosmic dawn: peering across the universe with NASA’s James Webb Space Telescope

Physics World

The answer: the Next Generation Space Telescope (NGST) – a huge spacecraft with a 6.5 For most of the astronomy community, the spacecraft could not get off the ground soon enough. As the JWST operates in infrared light, stray thermal emissions from the Sun, Earth and even the spacecraft itself could cloud its vision. Sun factor.

Cooling 116