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 have survived. (Nov. 29)
NASA (Dec. 6, 2013) Heres some of the stories trending This Week at NASA!
With a more than ninety percent probability that Comet ISON broke apart from a major heating event on its approach to the sun ... watch video
NASA (Nov. 25, 2013) Music.
Jane Houston Jones: What's Up for December. Bright planets, a Comet ISON status report plus wintery starry sights. Hello and welcome. I'm Jane Houston Jones from NASA's Jet Propulsion ... watch video
Reuters (Nov. 26, 2013) Comet ISON, which is billions of years old, is expected to travel around the sun on Thanksgiving day and scientists are anxiously waiting to see if it will remain intact. Colette Luke ... watch video
NASA (Nov. 6, 2013) Jane Houston Jones: What's Up for November? MAVEN launches to Mars and Comet ISON should be visible before dawn.
Hello and welcome. I'm Jane Houston Jones from NASA's Jet Propulsion Laboratory in ... watch video
AFP (Nov. 8, 2014) More than a decade after the Rosetta Space Mission was launched, the comet orbiter will attempt to make history by launching a robotic lander called Philae onto a comet on November 12. ... watch video
AP (Nov. 12, 2014) For the first time in history, a spacecraft has landed on a comet. The landing is the climax of a decade-long mission to study the 2.5 mile wide comet which is traveling at 41,000 miles per hour. ... watch video
Feb. 5, 2016 Stars do not accumulate their final mass steadily, but in a series of violent events manifesting themselves as sharp stellar brightening. Stellar brightening can be caused by ... read more
Feb. 3, 2016 Astronomers have made the first direct measurement of the temperature of the large dust grains in the outer parts of a planet-forming disc around a young star. By applying a ... read more
Feb. 1, 2016 The origin of matter in the universe has puzzled physicists for generations. Today, we know that matter only accounts for 5 percent of our universe; another 25 percent is constituted of dark matter. ... read more
Jan. 29, 2016 Promising new calibration tools, called laser frequency combs, could allow astronomers to take a major step in discovering and characterizing earthlike planets around other ... read more
Dec. 1, 2013 Continuing a history of surprising behavior, material from Comet ISON appeared on the other side of the sun on the evening on Nov. 28, 2013, despite not having been seen in observations during its ... read more
Nov. 27, 2013 As Comet ISON heads toward its closest approach to the sun -- known as perihelion -- on Nov. 28, 2013, scientists have been watching through many observatories to see if the comet has already broken ... read more
Nov. 22, 2013 It began in the Oort cloud, almost a light year away. It has traveled for over a million years. It has almost reached the star that has pulled it steadily forward for so long. On Thanksgiving Day, ... read more
Oct. 17, 2013 A new image of the sunward plunging Comet ISON taken by NASA's Hubble Space Telescope on October 9, 2013, suggests that the comet is intact despite some predictions that the fragile icy nucleus ... read more