And in 2020 new rules imposed by the ... over the course of this century Earth has gradually been reflecting less sunlight back into space than it used to. 2023 was the dimmest year to date.

While asteroid 2023 DZ2 poses no threat of impacting Earth during this visit, there is a miniscule chance it could hit us when it returns in 2026. This big space rock is much larger than almost ...

It’s “rush hour” in Earth orbit at the moment. With three new humans arriving at the International ... That record was set ...