The Solar and Heliospheric Observatory (SOHO) bụ ụgbọ mbara igwe nke otu ụlọ ọrụ mmepụta ihe nke Europe nke Matra Marconi Space (nke bụ Astrium ugbu a) wuru, nke a malitere na ụgbọ elu ụgbọ elu Lockheed Martin Atlas II AS na Disemba 2, 1995 iji mụọ Sun. SOHO achọpụtakwala ihe karịrị 3,000 comets. Ọ malitere ọrụ nkịtị na May 1996. Ọ bụ ọrụ nkwonkwo nke nkwado mba ụwa n'etiti European Space Agency (ESA) na NASA.
NASA