Science Source Feb 2010
EN_90286391_0234
![Science Source Feb 2010](img/medium/arch1/dvd0114/19/EN_90286391_0234.jpg)
Sun's surface. Sunspots appear as dark centers. The dark filaments are hydrogen prominences.
2010-02-13
EAST NEWS
Science Source
Science Source
5t7636
0,93MB
23cm x 19cm przy 300dpi
ACTIVITY, APPEAR, ARE, AS, CENTERS, DARK, FILAMENTS, HYDROGEN, PROMINENCES, SCIENCE, SOLAR, SOURCE, SUN, SUNSPOTS, SURFACE, THE,