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![an astronaut on an alien beach with a green star in the distance](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/7KXSyBnYri5JTdF4dzgyVk-320-80.jpg)
Explore an Apollo-era mission gone wrong in sci-fi mystery game 'Lifeless Moon' (video)
By Jeff Spry published
Watch the new launch trailer for Serenity Forge's new sci-fi mystery game "Lifeless Moon."
![A partially lit brown sphere next to a white sphere also partial lit. The two are divided by a white line.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/XrPMoTEczdo8d49VK5UJ5A-320-80.png)
Signs of life could survive on solar system moons Enceladus and Europa
By Robert Lea published
Signs of life could survive on the icy surfaces of Saturn's and Jupiter's moons, Enceladus and Europa, despite harsh radiation bombardment from the sun and supernovas.
![portraits of three people seen side-on above a disc-shaped spaceship seen against a colorful deep space background](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/6HAJouCBUjA9FeETXRpL9h-320-80.jpg)
New 'Star Trek' novel calls back Dr. Gillian Taylor of 'Star Trek IV: The Voyage Home'
By Jeff Spry published
A preview of veteran "Star Trek" author Greg Cox's latest novel, "Star Trek: Lost To Eternity," which picks up where "Star Trek IV: The Voyage Home" left off.
![The launch of Virgil "Gus" Grissom on NASA's Mercury-Redstone 4 suborbital mission from Cape Canaveral on July 21, 1961.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/ii3X6bSABcW2NdWLUfHFVG-320-80.jpg)
On this day in space! July 21, 1961: Gus Grissom becomes 2nd American in space
By Hanneke Weitering last updated
On July 21, 1961, NASA astronaut Gus Grissom completed the second successful human spaceflight mission for the United States of America.
![a metal disk consisting of several silver rings, with a golden square in the center](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/xsCZFFQMg3NKXsFNLBuSeG-320-80.jpg)
New quantum computer smashes 'quantum supremacy' record by a factor of 100 — and it consumes 30,000 times less power
By Keumars Afifi-Sabet published
The 56-qubit H2-1 computer has broken the previous record in the 'quantum supremacy' benchmark first set by Google in 2019.
![1967: A model of Lunik 1 on display in Moscow. It was the first spacecraft used by the Russians to strike the moon. It was launched on the 2nd January 1959 but missed the moon by 6000 kilometres, it did however become the first artificial satellite to achieve solar orbit.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/FtVyTMgoq7aPmEZyESPJg8-320-80.jpg)
How the CIA 'kidnapped' a Soviet moon probe during the space race
By Leonard David published
To gain insight on how the Soviet Union built moon-bound gear, the U.S. Central Intelligence Agency (CIA) carried out a covert spy job on a Soviet exhibit in 1959.
![The United Nations Postal Administration (UNPA) is issuing six se-tenant postage stamps depicting six countries' lunar orbiter or landing missions in commemoration of International Moon Day on July 20, 2024](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/WkLShp9UPLfBafeYxWdtAb-320-80.jpg)
United Nations marks Apollo 11 55th with international moon missions stamps
By Robert Z. Pearlman published
Photos of the moon captured by American, Russian, European, Japanese, Indian, Korean and Chinese spacecraft are the subject of new United Nations stamps for the 55th anniversary of Apollo 11.
![25 years of spaceflight in three slides showing a space shuttle, Mars rover and SpaceX Dragon capsule in orbit.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/orJJBHjcMgPM4GtRLJYh6S-320-80.jpg)
Thank you for 25 amazing years of Space.com: A letter from the editor
By Tariq Malik last updated
Twenty-five years ago this week, on July 20, 1999, Space.com went live for the very first time and what a trip its been in space.
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