Our Best Look at the Cosmic Web

At first glance the large scale structure of the Universe may seem to be a swarming…

Gaia Was Right. It Did Find a Planet.

The ESA’s Gaia mission mapped the positions and velocities of stars with extreme precision by measuring…

How Far Away Could We Detect… Ourselves?

Revelations from the past can seem quaint once we’ve been living with them for a generation…

Very bright fireball illuminates Philadelphia skies, helicopters reported over possible impact site, U.S.

A very bright green fireball illuminated the sky over Pennsylvania, U.S., at 08:44 UTC (03:44 LT)…

Even Microquasars are Powerful Particle Accelerators

The Earth is bathed in high-energy particles. Known as cosmic rays, most of them are protons…

Burrowing Mole-Bot Could Characterize Other Planet’s Soil

Burrowing under soil opens up a whole new world, especially when that soil is on other…

ESA is Building its Own Lunar Lander

It seems everyone is talking about the Moon and everyone wants to get their foot in…

The Hubble Space Telescope is a Powerful Science Instrument Despite its Age

This Hubble image shows a supernova named SN 2022aajn in a distant galaxy about 600 million…

SETI Researchers Double-Checked 1 Million Objects for Signs of Alien Signals

We can’t help ourselves but wonder about life elsewhere in the Universe. Any hint of a…

White Dwarfs Pause Their Cooling, Giving Planets a Second Chance for Habitability

When we first began searching for planets around other stars, one of the surprising discoveries was…