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Why Do Some Astronaut Helmets Have Gold-Coated Visors?

staff@slashgear.com (Jonathan H. Kantor) — Tue, 25 Aug 2026 20:15:00 +0000

You may have seen gold visors on astronauts' helmets and wondered where the tint comes from. It turns out there's a good reason for it. Here's what we know.

First-Ever Medical X-Rays In Space Could 'Change The Game' For Astronauts' Health

staff@slashgear.com (Olivia Richman) — Tue, 11 Aug 2026 19:15:00 +0000

As space missions venture farther from Earth, doctors need better ways to diagnose problems. A recent experiment may have unlocked a long-awaited solution.

5 Of The Largest Natural Satellites In Our Solar System

staff@slashgear.com (Jonathan H. Kantor) — Fri, 31 Jul 2026 20:45:00 +0000

Our moon is closer in size to Earth than any other moon in the solar system is to its associated planet, however it is far from the largest moon around.

This Is The First Satellite Constellation Made To Detect Wildfires Before They Grow

staff@slashgear.com (Bob Sharp) — Wed, 29 Jul 2026 15:45:00 +0000

There were more than 40,000 wildfires in the U.S. reported in the first half of 2026. These satellites are designed to reduce the harms these fires pose.

What Is The 25-Year Rule For Satellites?

staff@slashgear.com (Zohaib Ahmed) — Sun, 26 Jul 2026 00:45:00 +0000

There's a specific rule governing what happens to satellites once their job is done, and the figure behind it wasn't chosen by accident.

Reflect Orbital Approved To Launch A Mirrored Satellite For Sunlight Redirection

staff@slashgear.com (Mark Cowley) — Fri, 24 Jul 2026 12:45:00 +0000

The FCC has granted permission to Reflect Orbital to launch the first of possibly 50,000 mirror satellites into orbit for lighting dark corners of the Earth.

Only One Man Got To Fly NASA's X-15 Rocket-Powered Plane & The Space Shuttle

staff@slashgear.com (Jonathan H. Kantor) — Fri, 17 Jul 2026 11:45:00 +0000

Flying either the rocket-powered X-15 or Space Shuttle would already be pretty impressive, but one man actually flew both. This is his story.

This Is The Fastest Speed Ever Recorded For A Man-Made Object

staff@slashgear.com (Eli Shayotovich) — Wed, 15 Jul 2026 11:45:00 +0000

Mankind has developed and built many different very fast objects, often faster than the speed of sound. What's the fastest recorded man-made object so far?

Falling Starlink Satellites Could Be Having An Alarming Effect On The Earth's Atmosphere

staff@slashgear.com (Eric Hamilton) — Mon, 13 Jul 2026 12:45:00 +0000

Satellites and other objects falling from orbit into our atmosphere tend to burn up, but can that harm our atmospheres in ways we don't understand yet?

This UK Satellite's Thermal Camera Raises Major Privacy Concerns

staff@slashgear.com (Tom Clark) — Fri, 10 Jul 2026 18:45:00 +0000

You might have seen or even used a thermal camera before, but this satellite's thermal imaging system is on a whole different level and could spy on you.

What Is The Oldest Artificial Satellite Still Orbiting Earth?

staff@slashgear.com (Tom Clark) — Thu, 09 Jul 2026 03:45:00 +0000

There are tens of thousands of satellites orbiting Earth, some of which are much older than you may expect. The oldest dates back to the dawn of the Space Age.

There Are Good Reasons Why NASA Stopped Using The Space Shuttle

staff@slashgear.com (Bob Sharp) — Mon, 22 Jun 2026 03:45:00 +0000

NASA's Space Shuttle program was a great idea in concept, but flawed execution led to its demise. Here are the problems it was supposed to solve but never did.

Why Russian Spacecraft Land On Solid Ground – But NASA Splashes Down In The Ocean

staff@slashgear.com (Eli Shayotovich) — Mon, 15 Jun 2026 01:45:00 +0000

The American and Russian space programs took radically different approaches to landing their spacecraft, dictated by geography and physics. Here's why.

How The James Webb Space Telescope Works Using Less Power Than Your Microwave

staff@slashgear.com (Tom Clark) — Sun, 31 May 2026 08:30:00 +0000

The James Webb Space Telescope is one of the most impressive pieces of technology ever made, but that doesn't mean it needs to draw a lot of power to function.

Everyone Thought This Was A Sailor Myth - Satellites Prove It's True

staff@slashgear.com (Caroline Anschutz) — Fri, 01 May 2026 00:15:00 +0000

Satellites enable us to study the world in a way that is genuinely helpful in areas where we normally can't or don't go. That's how they helped prove this myth.

What Is The Top Speed Of The Artemis II Rocket?

staff@slashgear.com (Jon Dempsey) — Tue, 21 Apr 2026 03:45:00 +0000

The Artemis II mission accomplished some very important milestones on its journey to and from the Moon. Here's how fast the rocket and the capsule traveled.

This Heartwarming Family Photo Has Lived On The Moon For Over 50 Years

staff@slashgear.com (Chris Littlechild) — Tue, 14 Apr 2026 15:00:00 +0000

U.S. astronauts have left many objects behind on the moon, but few are quite as touching as this family photo that an astronaut left in the 1970s.

Historic China-Europe Space Mission Hopes To Collect Pivotal Data Never Seen Before

staff@slashgear.com (Zohaib Ahmed) — Mon, 13 Apr 2026 03:45:00 +0000

The European Space Agency collaborated with China to build and launch a new satellite that hopes to collect needed data that we have not gotten before.

China Just Got A Lot Closer To Its First-Ever Manned Moon Landing

staff@slashgear.com (Chris Littlechild) — Sat, 28 Mar 2026 15:15:00 +0000

The U.S. is the only country that has landed humans on the Moon. However, China is aiming to do so by 2030, and it just got a lot closer to achieving its goal.

Mysterious Fireball Over Europe Left Viewers In Awe & Damaged At Least One Home

staff@slashgear.com (Nate Williams) — Thu, 26 Mar 2026 16:45:00 +0000

An unusual celestial event has researchers wondering what exactly thousands of eyewitnesses spotted in the skies over Europe. Here's what we know.