‘Outbursts’ from Comet Leonard spotted by NASA satellite (video)
NASA’s STEREO-A satellite caught this view of Comet Leonard as it continued to streak into the inner solar system last week. STEREO-A captured the warming comet as it cast off a gassy shroud and spiked in brightness. Named for Gregory Leonard, an astronomer at the University of Arizona’s Lunar and Planetary Laboratory who discovered the … Read more