What is an exoplanet? An astrophysicist explains why they are vital for finding alien life

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is ...

What time can you see the 'planetary parade'? Here's what to know.

According to NASA, the timing for the "planetary parade" indicates it will be visible in the evening of Feb. 28. Gohd says ...

Beam-spin asymmetry study puts proton models to the test

Getting an up-close view of life at the cellular level can be as simple as placing onion skin under a microscope and adjusting the knobs. Peering deeper, into the heart of the atoms within, isn't as ...

A rare six-planet alignment is lighting up the sky this week. Here’s how to see it.

Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, ...

6 planets will align in a celestial 'parade' soon. Here's what to know.

Six planets, Mercury, Venus, Neptune, Saturn, Uranus and Jupiter, will be visible, according to NASA. Seeing a parade of six or even seven planets is rare. Of the six, four will be visible to the ...