NASA’s Lucy spacecraft is closing in on its second close encounter with an asteroid, expected to happen on April 20, 2025.

NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth from the International Space Station (ISS) on Saturday night (April 19), if all goes to plan.

According to NASA, the Lyrids' radiant point is in the Lyra constellation near the brightest star in the constellation, Vega. As one of the brightest stars in the sky, Vega serves as a good starting ...

This gets complicated further by the fact that the Earth and the Moon are both technically within the Sun's atmosphere too. "So there’s this kind of dichotomy there where you go from the Earth, the ...

You don't need fancy equipment or to travel far to find a place to stargaze. Here are some fun spots in Delaware to watch the sky do its thing at ...

The sun may rise every morning, but the amount of sunlight reaching Earth's surface can substantially vary over decades, according to a perspective article led by an international research team.

An asteroid called 2020 CD3 was bound to Earth for several years before leaving the planet’s orbit in 2020 and another called 2022 NX1 became a mini-moon of Earth in 1981 and 2022 and will return ...