Astronomers say they’re going to should keep watch over the near-Earth asteroid Apophis to see how a lot of a hazard the house rock poses to our planet throughout an in depth go in 2068. However do not panic: The probabilities of an impression nonetheless appear very low. 

Beneath sure circumstances, the solar can warmth an asteroid erratically, inflicting the house rock to radiate away warmth vitality asymmetrically. The outcome generally is a tiny push in a sure route — an impact referred to as Yarkovsky acceleration, which might change the trail of an asteroid by means of house.

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