Comet Hyakutake and a Tree . ... Credit Copyright: Nick James, Martin Mobberley and Glyn Marsh, The Astronomer Online Explanation: Comet Hyakutake is still visible as it continues its orbit around the Sun . The comet will brighten again in late April and early May. The above fascinating picture was taken with a three minute exposure. ... Discoverer Yuji Hyakutake , whose last name means "100 warriors" is an amateur astronomer in Japan. ... NASA Web Site Statements, Warnings, and Disclaimers . ...