Look up! Now’s your chance to spot an unusually luminous comet

Earlier this year, a visitor called 3I/Atlas grabbed the attention of astronomers around the world,as only the third-known interstellar object to visit our solar system. But there’s no reason for it to hog all of the limelight. A more local, icy space rock known as 220P/McNaught is currently streaking across the sky, and observers are taking note of its recent luminous transformation.“[It] almost looks like a different comet,” astrophotographer Dan Bartlett explained on his Ast