4 billion-year-old relic from early solar system heading our way
An enormous comet — approximately 80 miles across, more than twice the width of Rhode Island — is heading our way at 22,000 miles per hour from the edge of the solar system.
4 billion-year-old relic from early solar system heading our way
An enormous comet — approximately 80 miles across, more than twice the width of Rhode Island — is heading our way at 22,000 miles per hour from the edge of the solar system.