Tempel 1 [SEP] discoverer or inventor
Tempel 1
Tempel 1 (official designation: 9P/Tempel) is a periodic Jupiter-family comet discovered by Wilhelm Tempel in 1867. It completes an orbit of the Sun every 5.5 years. Tempel 1 was the target of the "Deep Impact" space mission, which photographed a deliberate high-speed impact upon the comet in 2005. It was re-visited by the "Stardust" spacecraft on February 14, 2011 and came back to perihelion in August 2016.
Discovery and orbital history.
Tempel 1
64 Angelina
Angelina (minor planet designation: 64 Angelina) is an asteroid from the central region of the asteroid belt, approximately 50 kilometers in diameter. It is an unusually bright form of E-type asteroid.
Discovery and naming.
Angelina was discovered on March 4, 1861, by a prolific comet discoverer, E. W. Tempel, observing from Marseilles, France. It was the first of his five asteroid discoveries.
The naming of Angelina caused some controversy. It was chosen by Benjamin Valz, director