Kessler Syndrome is a hypothetical scenario proposed by NASA scientist Donald J. Kessler in 1978 which predicts that when the density of objects in low Earth orbit (LEO)-roughly 100-1,200 miles ...

The increasing amount of debris has heightened fears about the "Kessler syndrome". Named after an American astrophysicist called Donald Kessler, it refers to a scenario in which a space junk ...

In 1923, British physician Havelock Ellis famously wrote in The Dance of Life, "The sun, the moon and the stars would have disappeared long ago had they happened to be within the reach of the ...