Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

A team of geologists at the Chinese Academy of Geological Sciences, the Institute of Space Sciences and the Shandong ...

But it hasn’t always been this way. Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever ...

Seleucus of Seleucia was an ancient astronomer who defended heliocentrism, arguing that Earth orbits the Sun and rotates on ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.

Life may not have begun with a dramatic lightning strike into the ocean but from many smaller "microlightning" exchanges among water droplets from crashing waterfalls or breaking waves ...

JEDDAH, Saudi Arabia (AP) — The Trump administration lifted its suspension of military aid and intelligence sharing for Ukraine, and Kyiv signaled that it was open to a 30-day ceasefire in the ...

We tied 7th in the UK for the quality of our Physics research environment, with 75% considered to be conducive to producing research of world-leading quality and enabling outstanding impact, in terms ...

On March 8, 1979, NASA's Voyager 1 spacecraft discovered active volcanoes on Jupiter's moon Io. Before Voyager 1 flew by Io, scientists believed the moon to be a dead world much like Earth's moon.

Free Expression: Judging by Democrats' reaction at USAID, the Treasury and the Department of Education, Elon Musk’s Department of Government Efficiency looks less DOGE and more DOGA, a ...