Posts by 

Kelly Kizer Whitt

Asteroid 2024 YR4 chance of hitting Earth up to 1 in 32

On February 18, 2025, NASA's Center for Near Earth Object Studies slightly increased the odds of asteroid 2024 YR4 hitting us in 2032 to 1 in 32.

Visible planets and night sky guide for February

Visible planets and night sky guide for February 2025. In mid-month, there are still 4 - going on 5 - planets in the evening sky. Here's how to see them!

For you, Valentine. Heart photos from nature

This Valentine’s Day, we find so much to love in the many heart shapes right here on Earth and all the way out in remote spots of the universe.

Planet-observing is fun and easy: Top tips here

Get our top tips for planet-observing, from the innermost and elusive Mercury out to faint blue Neptune and everything in between.

Undersea telescope snags highest-energy neutrino yet observed

A telescope at the bottom of the Mediterranean Sea has captured the highest-energy neutrino known yet. It proves such energies are possible!

Oldest known wild bird, Wisdom, has a new chick!

A beloved albatross named Wisdom is the world's oldest known wild bird. Friends of Midway Atoll National Wildlife Refuge - her winter nesting ground - posted this photo!

Largest radio jet seen yet in the early universe

Scientists have seen the largest radio jet yet in the early universe. It's twice the size of the Milky Way and existed when the universe was 9% its current age.

Meet Quipu, largest known structure in the universe

Quipu is the largest known structure in the universe. Find out more about its size, its influence on our universe and the fate that awaits it.

Santorini earthquake swarm rattles island: Experts explain

The Santorini earthquake swarm has tourists rattled and thousands evacuating the island. Scientists from GFZ explain what's going on.

What if Bennu hit Earth? Simulations suggest catastrophe

Scientists have simulated what would happen if Bennu hit Earth. They said the effects could linger longer than those of the dinosaur-killing asteroid.