A flare erupting from Comet 67P got caught in photographic form. Rosetta’s camera did the job. The comet is heating up as it nears the sun. The probe Rosetta is chasing it as it gets up close and...
Comets are ephemeral objects that come and go. Maybe the most prominent one happens to be Halley’s Comet which passes by earth’s orbit every 75 years or so. The last time it appeared was in 1986 and...