Valentine's Day Comet Encounter (IMAGE) University of Chicago Caption An artist envisions what the approach of NASA's Stardust-NExT (New Exploration of Tempel) spacecraft may look like when it arrives at Comet Tempel 1 on Valentine's Day. The University of Chicago’s Dust Flux Monitor Instrument will be among the instruments collecting data from Tempel 1, the first comet to be visited twice by spacecraft. Credit NASA Usage Restrictions News organizations may use this image in connection with reports about the Stardust-NExT mission. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.