Q: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
This was the name of the first vehicle planned for the canceled Constellation program of missions to the Moon and Mars, and is the name of the first nebula to be photographed. The constellation of this name contains a red giant 950 times as large as the Sun, as well as the gamma star Bellatrix. The two primary stars of this constellation have names meaning ""the left leg of the giant"" and ""the giant's shoulder. "" For 10 points, Rigel and Betelgeuse (BAY-tell-""juice"") are found in what constellation with both a ""sword"" and a ""belt""
A:
Science