A 2-kilometer-wide asteroid named 1998 OR2 just flew previous Earth, driving home 1 of the most enduring space myths: that the photo voltaic procedure is a crowded place, packed with flying rocks that regularly menace our planet. This previous 7 days, numerous researchers and science journalists (together with myself) on Twitter were bombarded with anxious concerns from folks who had embraced that myth. They were concerned that the menace had arrived in the kind of 1998 OR2, a doomsday rock about to hit us.
In truth, space is overwhelmingly vacant. It is vacant to an extent that is outside of