James Webb Space Telescope detects clues about how Earth formed billions of years ago
Water vapor observed sublimating from tiny chunks of rock within planet-forming disks is a sign that a process called "pebble accretion" kickstarts the birth of new worlds.
![James Webb Space Telescope detects clues about how Earth formed billions of years ago](https://cdn.mos.cms.futurecdn.net/SyPNoEzCrR2xKGkh7xjkdT.jpg?#)