Posts by 

EarthSky Voices

Madagascar: The island split in 2 by time

A new study found Madagascar formed after 2 great rifting events. First it tore from Africa 170 million years ago and then from India 90 million years ago.

This dead star is still shredding its planetary system

Astronomers have discovered a dead star is still shredding the remains of its ancient planetary system. The metallic debris is spiraling onto the white dwarf.

Covid vaccine could help cancer patients fight tumors

A new study has found that the Covid vaccine stimulated the immune system of cancer patients to attack tumors. Read more about this encouraging research.

Here’s where popular witch icons originated

Witch icons like black hats, cauldrons, broomsticks and black cats stem from medieval fears and still haunt Halloween and pop culture today.

Learn how to shoot photos of meteors

Want to shoot photos of meteors with your camera? The first step is planning. The next step is to gather your equipment. Then on to the capture process.

Reflect Orbital says it will deliver sunlight on demand

The startup company Reflect Orbital has proposed putting hundreds of thousands of satellites with mirrors in space to illuminate areas of Earth at night.

Dancing dust devils on Mars trace raging winds

Using data from several Mars missions, scientists have put together a catalog of dust devils on Mars that help track winds and troublesome dust.

Webb glimpses doomed star before its explosion

For decades, astronomers have wanted to know exactly what the explosion of a doomed star looks like. The Webb Space Telescope has made that knowledge possible.

Mars missions image Comet 3I/ATLAS during red planet flyby

Spacecraft around Mars have caught images of interstellar comet 3I/ATLAS as it made a close pass past the red planet. See the images here.

International Observe the Moon Night October 4

International Observe the Moon Night is October 4, 2025. It's a global event for celebrating the moon. Here's how you can participate online or in person.