Exploding stars scattered traces of iron over Antarctic snow
Unlike previous similar detections, the interstellar material dribbled down on Earth recently
![supernova Vela](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/08/080619_ec_interstellar-iron_feat.jpg?fit=1030%2C580&ssl=1)
SUPERNOVA SNOWFALL Scientists have found a fingerprint of exploding stars, or supernovas, in Antarctic snow that fell within the last 20 years. Here, part of a supernova remnant, Vela, is shown.
Harel Boren/Wikimedia Commons (CC BY-SA 4.0)