The planet is a magnet for stuff: space dust, dead leaves, old refrigerators. Is all that mass adding up?
Original source: https://www.nytimes.com/2019/12/10/science/earth-size-mass.html?emc=rss&partner=rss
The planet is a magnet for stuff: space dust, dead leaves, old refrigerators. Is all that mass adding up?
Original source: https://www.nytimes.com/2019/12/10/science/earth-size-mass.html?emc=rss&partner=rss