Our Sun has kicked into high gear, and the Binar satellites are far ... But for satellites in low Earth orbit, the most consistent effect of solar activity is that the extra energy gets absorbed ...

Now in its closest orbit yet, Parker will pass just 3.8 million miles above the sun's surface. It will be within the corona, the super-heated outer atmosphere that's visible from Earth as bright ...

The Sun’s huge gravitational field keeps many other objects – planets, dwarf planets, asteroids and comets – in orbit around it. The Sun and its planets – Mercury, Venus, Earth ...