See the moon meet up with Mars this in the night sky this week

If the weather is clear where you live on Tuesday evening (Dec. 17), look low above the east-northeast horizon at around 8:00 p.m. local standard time and you’ll see the waning gibbous moon, 89% illuminated, accompanied by a very bright and colorful star directly below it and two bright stars will above it. The two … Read more

Building Concrete on Mars From Local Materials

Imagine you’ve just gotten to Mars as part of the first contingent of settlers. Your first challenge: build a long-term habitat using local materials. Those might include water from the polar caps mixed with specific surface soils. They might even require some very personal contributions—your blood, sweat, and tears. Using such in situ materials is … Read more

Cosmic rays may complicate the quest to find life on Mars

On Mars, some of the most likely places to look for traces of ancient life may also be the least likely to preserve those traces. This is the result of a recent study that simulated exposing important building blocks of life called “lipids” to cosmic rays pummeling the surface of Mars. And, in short, the … Read more

China Plans to Retrieve Mars Samples by 2031

China’s growing presence in space has been undeniable since the turn of the century. Between sending the first “taikonaut” to space in 2003 (Yang Liwei), launching the first Chinese robotic mission to the Moon (Chang’e-1) in 2007, and the deployment of their Tiangong space station between 2021-2022, China has emerged as a major power in … Read more