Our Moon as captured by the Blue Ghost lander after getting in lunar orbit. Image: Firefly Aerospace ...

Screenshot of the inaccessible document archive on LEAG’s website as of February 10, 2025. The LEAG website is being reviewed in response to guidance given by NASA leadership. Screenshot of the LEAG ...

Some of you have been wondering and asking why I haven’t covered potential Artemis changes in the new US administration on my Moon Monday blog+newsletter. So here’s the thing. In the nearly three ...

A space mission is an immensely complex undertaking. Hundreds to thousands of experts from several distinct fields come together to build the thousands of parts and functions of a spacecraft. To ...

When Mangalyaan entered orbit around Mars, India’s Prime Minister Narendra Modi had boasted that at ~$70 million, the mission was cheaper than the Hollywood film Gravity, and even an auto rickshaw ...

The Sun rises in the east and sets in the west, except if you are on Venus. That’s because it rotates on its axis in the opposite direction from other planets, and nobody knows why. This is just one ...

The farside also lacked the Moon’s familiar dark splotches. Formed as a result of active volcanism over 3 billion years ago, it was anyone’s guess why dark lava plains cover about 31% of the nearside ...

For most of the 20th century, scientists thought the Moon’s surface was bone-dry. The 382 kilograms of rock and soil samples brought by the Apollo missions to Earth attested to this. When they did ...

December 2021 update: Several research results have come out of the Chandrayaan 2 orbiter’s data since I wrote this article almost 2 years ago. India’s space organization, ISRO, launched Chandrayaan 2 ...

The Moon is host to a type of bright features quite glaringly called swirls. Seen below is the lunar swirl of Reiner Gamma. Beautiful and bright lunar swirl of Reiner Gamma. It spans well over a ...

On December 16, China successfully completed the Chang’e 5 mission to bring samples from the Moon, their first such endeavor. The last time lunar samples were fetched was when the Soviet Union sent ...