... surface, the icy clouds can still reflect sunlight even though the Sun itself is below the horizon as seen from the ground ... Tomorrow's picture: A Super Moon's Halo . < | Archive | Index | Search | ...
... 27 (M27) is an excellent example of a gaseous emission nebula created as a sun-like star runs out of nuclear fuel in its core ... highlights details within the well-studied central region and fainter, seldom imaged features in the nebula's outer halo ...
... Globular clusters are not concentrated in the plane of the galaxy but rather are randomly distributed throughout the halo. ... Our Sun will probably produce a planetary nebula in about 5 billion years. ...
... Globular star clusters harbor from a hundred thousand up to a million stars and roam the Milky Way halo. ... most globulars, M15 is filled with ancient stars, about 12 billion years old compared to the Sun's estimated 4.5 billion years ...
... Space Astrophysics and Heliophysics ; FM 12 – Bridging Laboratory Astrophysics and Astronomy ; FM 13 – Brightness Variations of the Sun and Sun-like Stars ; FM 14 – The Gravitational Wave Symphony of Structure Formation ; FM 15 – Search for Water and Life ...