Venus in Aries sextile Pluto in Aquarius is sexy and intense and could ignite a change that’s as thrilling as it is ...

Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...

High winds, hundreds of lightyears away! Dan Smith shows just how fast one planet's jet stream is moving. 🪐💨 ...

Welcome to this month’s edition of “What’s up in the sky?” February has a nice lineup of planets and some eye-catching ...

Nearly one third of known exoplanets are enormous gas giants, similar to Jupiter or Saturn. But whereas our solar system ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

The idea of cosmic threats to Earth almost sounds like the stuff of fiction. But while alien invasions may be far fetched, ...

Generally, the nights of and near the new moon – when the moon is not illuminated – are better for most stargazing experiences. Here are the dates of new moons this year.

"A parade of planets, also sometimes referred to as a planetary alignment, is when several planets in our solar system appear ...

Whereas a moon usually orbits a planet, both Pluto and Charon orbit a point in ... of Charon in 2015 found no evidence for an atmosphere or, more specifically, an exosphere, which is a very ...