T Tauri Stars. An infrared image of the prototype T Tauri star â T Tauri itself. Wisps of dust and gas from the nebula which formed the star can also be seen. Named for the first of their type observed, T Tauri stars are variable stars which show both periodic and random fluctuations in their brightnesses.
NASA stands for the National Aeronautics and Space Administration. It is a government agency that was created by Congress in 1958. NASAâs mission is to explore space and aeronautics, or flight research. NASA is also responsible for making sure that the United States space program is conducted for peaceful purposes that can help mankind. The head of NASA has to be approved by the government. The president can give NASA directions, like when NASA was first instructed to land on the moon or build a space shuttle. The mission to land on Mars was also a presidential directive.
NASA is the exploration agency of the Federal Government. NASA Earth observing satellites often open up new vistas for Earth science research. All are meant to explore the envelope of what is known and understood about the physical, chemical and biological processes of the planet.Learn more about Ocean Exploration at NASA.ooking at our Earth from space, it is obvious that we live on a water planet. Ocean covers over 70% of the Earth's surface and contains about 97% of the Earth's surface water. Life in the oceans can be found from the surface to the extreme environments at the bottom of the deepest submarine trench.