This planet, located about 700 light-years from Earth, is known for its remarkably short orbital period and extreme surface temperature. It orbits closely around its star, with an orbital radius only ...

A: Yes, Jupiter’s illumination occasionally dips below 100 percent, although the giant planet never appears less than 99 percent lit. Unfortunately, this phase effect is hardly noticeable through ...

I have kind of a mental disconnect when trying to understand how orbits work. I know, from doing a lot of reading, that a spacecraft in orbit around a body like Earth can increase its orbital height ...

How do television satellites stay in the same spot in the sky, yet other objects, like the ISS, circle around the planet? originally appeared on Quora: the place to gain and share knowledge, ...

Since the last human mission to the moon, all of our explorations in space have focused on low Earth orbit. But what’s so special about LEO? Low Earth orbit is not very high. Yes, we think about LEO ...

An international team of astronomers reports the discovery of a new "spider" millisecond pulsar, which received designation ...