MOON

Called the Kilopower project, NASA is currently testing the core of a small nuclear fission reactor with the full test to be completed by late March.

There could be underground caves on the moon that would provide shelter for astronauts and lead them deep down to buried lunar water.

NASA astronaut John Young, who went to space six times and walked on the moon, has died. Here's a look at his extensive career in the U.S. Navy and NASA.

In 2017, Key Resolve took place from March 13-24 and Foal Eagle from March 1-April 30.

A Hwasong-12 intermediate-range ballistic missile, tested by North Korea in April 28, failed halfway through the launch and ended up crashing into Tokchon, a city few miles away from Pyongyang.

North Korea had cut two inter-Korean communication lines in February 2016 in protest of Seoul's shutdown of a joint industrial complex.

The first meteor shower of 2018, the Quadrantids, happens this week.

NASA has a preview of every moon in 2018, including the total lunar eclipse later this month that coincides with another supermoon.

China is building a Mars village to simulate life on that planet as it seeks to send real astronauts there.

The first of two supermoons in January arrives Monday, here's how and when to see it.

The first month of 2018 will feature two supermoons, a blue moon as well as a total lunar eclipse.

These atmospheric ripples were theorized about 40 years ago, in the 1970s, but scientists could verify their occurrence only during the Aug. 21, 2017, solar eclipse over the United States.

NASA is working on building a rover that will search the moon for water and other resources key for deep space exploration.

Russia is planning on putting a luxury hotel in space that even you can visit provided you have $40 million in the bank.

Orion mission undergoes latest drop-test to analyze the highly-complex parachute system that could help bring humans back to Earth after deep space exploration.

Space entrepreneur Elon Musk is frustrated that humans have not already established permanent residency on the moon.

A startup from Japan raised $90.2 million in a bid to reach the Moon and put up the first billboard there.

NASA's New Horizon space probe will encounter the mysterious MU69 in the Kuiper belt on New Year's Day 2019. New data analysis shows that the object could be a binary system with an orbiting moon.

2017 was a great year for NASA, these are just some of the research, findings, and event highlights from the year.

NASA has released a simulation of a planetary body that collided with Earth during the early days of it's formation which delivered precious metals such as gold and platinum.

Jupiter’s moon Europa is covered in ice, but that crusty exterior might move around and deliver food to aliens living in the ocean below.