Browsing: Orbit

Since 1995, over 500 planets that don’t orbit our Sun have been discovered, with the numbers increasing more and more in the past years. But only recently did astrophysicists observe that in some of these cases, the star seems to be spinning in one direction, and the planet orbits it in the totally opposite direction […]

When launched in 1984, Discovery was top notch; it was the best available around, and only the third operational orbiter; now, after 3 flights, over five thousand orbits and no less than 365 days spent in space, during which it traveled 150 million miles Discovery left the International Space Station (ISS) for the last time; […]