Nation Valentine’s Day asteroid? NASA says asteroid as wide as a football field could hit Earth in 2046 March 10, 2023 Jordan Mendoza, USA TODAY Comments Off on Valentine’s Day asteroid? NASA says asteroid as wide as a football field could hit Earth in 2046 The recently discovered asteroid, 2023 DW, could hit earth in 2046 around Valentine's Day and is about as wide as the width of a football field.