Chris Schur, taken from Happy Jack, Arizona Comet 10P/Tempel 2’s needle-thin dust trail stands out starkly in this image captured earlier this month as the comet was crossing Capricornus, heading toward its Aug. 2 perihelion. This trail of dust is not a traditional comet’s tail, directly blown out by the Sun — rather, it’s dust Continue reading "Tempel’s trail strengthens" The post Tempel’s trail strengthens appeared first on Astronomy Magazine .