Michael Hopkins: NASA astronaut and SpaceX Crew Dragon commander By Sarah Wild A brief summary of Michael Hopkins' career in the Air Force and at NASA.
How are asteroids, space weather and space debris detected before they hit Earth? By Andrew May, How It Works magazine The European Space Agency’s Space Situational Awareness program is tackling the problem on three fronts.
Yuri Gagarin: How the first man in space sparked a conspiracy theory By David Crookes , All About Space magazine Gagarin became the first of humankind to blast off into space on April 12, 1961, but rumors continue to circulate that another cosmonaut had beaten him to the punch days before.
The Psyche Mission: Visiting a metal asteroid By Adam Mann Information about NASA's Psyche mission, which will explore a unique metallic asteroid
Lunar timeline: humanity's explorations of the moon By Space.com Staff Here are some of the highlights from four centuries of scientific study of the moon.
Lucy mission: NASA's visit to the Trojan asteroids By Adam Mann A detailed look at NASA's Lucy mission, the first to visit the Trojan asteroids around Jupiter
Perseverance rover: NASA's Mars car to seek signs of ancient life By Nola Taylor Redd, Mike Wall NASA's Perseverance rover isn't just exploring the Red Planet. The life-hunting robot will also help a little bit of Mars make it to Earth a decade or so from now, if all goes according to plan.
A brief history of Mars missions By Elizabeth Howell It's only natural for humankind to want to know more about Mars, our dearest planetary neighbor.
What is the ionosphere? (And who is Steve?) By Nicoletta Lanese A concentration of plasma in the Earth's atmosphere, called the ionosphere, interacts with solar winds, ultraviolet radiation and radio waves.
Tianwen-1: China's first Mars mission By Vicky Stein Tianwen-1 is the ambitious first independent interplanetary mission from China, now in orbit around Mars.
Shannon Walker: NASA astronaut and SpaceX Crew Dragon mission specialist By Sarah Wild Here's a summary of Shannon Walker's career.
Moon phases 2021: This year's moon cycles By Kimberly Hickok, Tim Sharp Learn about the moon phases and when you can see them.
What was the Star of Bethlehem? By Jonathan O'Callaghan, All About Space magazine According to the New Testament, the Star of Bethlehem led the three wise men to Jesus' birth. Here are a few theories about what the star really was.
China's Chang'e 5 mission: Sampling the lunar surface By Adam Mann The historic Chang'e 5 mission is China's first attempt to bring samples back from the moon.
United Launch Alliance: Combining the forces of two aerospace giants By Adam Mann An overview of the history and accomplishments of the private space venture United Launch Alliance.
Lunar eclipses: What are they & when is the next one? By Robert Roy Britt Lunar eclipses occur when Earth's shadow blocks the sun. There are three types; the most dramatic is a total lunar eclipse. Find out when the next one will be.
Arecibo Observatory: Watching for asteroids, waiting for E.T. By Elizabeth Howell Arecibo Observatory has been used to send a SETI message as well as for scanning the skies for approaching asteroids. It collapsed in 2020.
The Laser Interferometer Gravitational-Wave Observatory (LIGO): Detecting ripples in space-time By Adam Mann An overview of LIGO and how it detects gravitational waves coming from the universe.
