NASA released a new image of the Horse Head Nebula
The image was compiled based on data from many satellites showing the special shape of the Horsehead Nebula 1,500 light-years from Earth.Detects extremely powerful sources of gamma radiation in the universe
The binary star system with strong colliding star wind is the source of intense gamma radiation.Video: NASA probe ships out of the solar system after a 40-year journey
The Voyager 2 spacecraft is an interplanetary unmanned spacecraft launched on August 20, 1977