Proba-3 is a groundbreaking mission that relies on the teamwork of two spacecraft to unlock the Sun’s secrets. While the ...

If you're at apogee of an orbit and you blow up because of a propellant tank rupture (from debris), than anything ejected in the prograde direction will, in fact, have a higher perigee.

The moon's orbit around the Earth is not a perfect circle. It has an average distance of 238,000 miles (382,900 km) from Earth, but its apogee and perigee — the closest and farthest approaches ...

but the satellites were left in an enormously high-drag environment only 135 kilometers above the Earth (each passthrough ...

The Moon takes about 27.32 days to orbit Earth. During its orbit, the moon passes through two points: Perigee and apogee. Perigee is about 30,000 miles closer to Earth than apogee. A supermoon can ...

Russia launched the first in a new series of weather satellites ... of the planet as its apogee – the highest point of the orbit. Combined with the frozen argument of perigee, this can be ...

A supermoon occurs when the moon’s orbit ... Perigee is when the moon is 224,895 miles from Earth and appears bigger and brighter than a normal full moon. When the moon reaches apogee, it ...