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EarthSky Voices

A space ant fires its lasers

A rare natural laser beaming from the heart of the spectacular Ant Nebula suggests the presence of a double star system.

A case against killing spiders

An entomologist explains why it’s a good idea to be nice to the spiders you encounter and consider a live-and-let-live policy.

Meet our solar system’s 1st-known permanent immigrant

Mysterious asteroid 2015 BZ509 – currently nestling in Jupiter’s orbit – became less mysterious once astronomers realized it’s an immigrant, captured from another solar system.

Astronomers spot exiled asteroid in outer reaches of solar system

This object was likely born in the Asteroid Belt between Mars and Jupiter, then flung billions of miles to the Kuiper Belt on the edge of the solar system.

What is peer review?

We’ve all heard of peer review. It gives credence to research and scholarly papers. But what does it mean? How does it work?

Fly over a Mars crater

Fly over Mars’ Neukum Crater, in this video based on images taken by ESA’s Mars Express spacecraft.

European Space Agency considers 3 new mission concepts

ESA considers a high-energy survey of the early universe, an infrared observatory to study the formation of stars, planets and galaxies, and a Venus orbiter.

Here’s why volcanoes are so dangerous

When mountains explode … lava flows and fountains … getting ready for the next eruption.

It’s nesting season for sea turtles

Adult female sea turtles – on beaches from North Carolina to Texas and throughout the Caribbean – are crawling out of the ocean and laying their eggs. Here’s an update from a biologist who’s been studying these turtles for 36 years.

Help NASA create the world’s largest landslide database

NASA researchers have launched a citizen science project requesting your reports on landslides you’ve seen, heard about in the news, or found in an online database. Photos welcome!