STOCKHOLM — A comet that gained an earthly following because of its bright tail visible from space was initially declared dead after grazing the sun. Now, there is a sliver of hope that Comet ISON may ...

Looks like Comet ISON may have what it takes to take a licking and keep on ticking. A new study by scientists at the Lowell Observatory and Southwest Research Institute (SwRI) indicates that Comet ...

Comet Ison is looking pretty good as it approaches the sun, with a big, long tail and a greenish hue. Astronomers still don’t know if it will survive this passage intact and have enough volatiles ...

(AP) For months, all eyes in the sky have pointed at the comet that’s zooming toward a blisteringly close encounter with the sun. The moment of truth comes Thursday Thanksgiving Day. The sun-grazing ...

(Update: Thanksgiving Day, 2:18 PM ET: Astronomers working with NASA’s Comet ISON Observing Campaign (CIOC) continue to monitor ISON’s progress as it swings around the sun. No word yet on its ...

After a remarkable flare up in brightness last week, comet ISON has become visible to the naked eye as it passes Earth on its journey toward the sun, according to reports from the Comet ISON Observing ...