Satellites serve many purposes while they orbit above the Earth, but as they do so, how fast do they actually move? The ...

Using explosives to create beauty rather than warfare and violence provides a sliver of hope for our shared human future.” ...

A Swarm of Dwarf Galaxies Buzz Around Our Milky Way's Twin Imagine the Milky Way and Andromeda as two massive aircraft ...

Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan on seeing ...

Scientists have gathered a 17-year observational baseline of data from Hubble and the Keck Observatory, watching the orbit of the Altjira system's outer object. "Over time, we saw the orientation ...

Floating around at the edge of the Solar System are leftovers from its formation. This is the Kuiper Belt, which is composed ...

Hubble's optical stability ... After being gravitationally stripped of gas and some stars, it continued along its orbit. Galaxy M32 contains older stars, but there is evidence it had a flurry ...

But Hubble observations of the orbit of the outermost object were used to determine that the central body is not a single spherical object. Other possibilities are that the inner object is a ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

It's rare for any observatory to directly image a planet beyond our solar system, called an exoplanet, but the powerful James ...