How to Travel to Mars

SaraRayne Oct 27, 2019

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How will humans one day travel to Mars? It’s not a matter of if, but when. Every space agency in the world is working with the eventual goal in mind to send humans to another planet, and Mars is the prime...

How to Terraform Mars

SaraRayne Oct 24, 2019

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Could we ever actually live on Mars?

This is a serious question that everyone from Elon Musk, to top scientists, to everyday people are thinking about. Should we be making preparations to create a new home...

The Best Guide to Backyard Astronomy

SaraRayne Oct 24, 2019

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There’s no better place to get started with astronomy than in your own backyard. All you have to do is step outside to experience the world in a whole new way. When you want to turn your backyard into an...

How to Make Kerbal Space Program Fullscreen

SaraRayne Oct 24, 2019

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Kerbal Space Program is an incredible and versatile game that space-lovers everywhere have fallen in love with. There are many excellent aspects of the game, but like anything else there are a few kinks that...

How Do We Detect Distant Stars?

SaraRayne Oct 24, 2019

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When organizations like NASA announce that they’ve found a new star or binary system or something of the sort...how do they know? How exactly do they suddenly discover something no one knew was there before...

How to Learn About the Constellations

SaraRayne Oct 23, 2019

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When our ancestors looked up at the sky, they tried to make sense of the chaos by creating shapes and figures in the seemingly random assortment of stars. These groupings became known as the constellations...

How to Calculate a Planet’s Mass

SaraRayne Oct 23, 2019

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Planets are big. Strike that, they’re massive. It’s hard to comprehend just how much stuff there is packed into one planet. Take Earth, for instance. The mass of our home planet is 5.972 x10^24 kg. Can you...

How To Calculate a Black Hole’s Event Horizon

SaraRayne Oct 23, 2019

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Black holes are stunning, mysterious, and oh so intriguing. We know a surprising amount about them (or have at least theorized a lot), but research is ongoing and will be for quite some time. One of the most...

How to Prevent Your Telescope from Fogging Up

SaraRayne Oct 23, 2019

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Telescopes are amazing pieces of technology that allow us to glimpse parts of the universe we would otherwise not be able to see clearly. But, just like any piece of tech, there are some downsides that need...

How the Laws of Thermal Radiation Work

SaraRayne Oct 22, 2019

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Everything emits thermal radiation. If it has a temperature, it’s giving off energy in the form of photons (light). It’s how cops can find bad guys using thermal cameras that pick up body heat. Thermal...

How the Doppler Shift Works

SaraRayne Oct 22, 2019

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Waves of light and sound both move like, well, waves. Different waves have different wavelengths depending on a few factors, and the lengths of these waves can help us identify what they’re coming from and at...

How to Balance Chemical Equations

SaraRayne Oct 22, 2019

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Everything in nature seeks balance, and that underlying law helps us in a variety of fields, including chemistry. Unstable elements can’t last—they want to find a proper balance. When a chemical reaction...

Understanding Newton’s Laws

SaraRayne Oct 22, 2019

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Sir Issac Newton was one heck of a thinker. He dabbled in physics, mathematics, astronomy, and many other fields. We can even thank him for inventing calculus! But of all Newton’s discoveries, his laws of...

Top 5 Space Missions

SaraRayne Oct 21, 2019

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We’ve sent so many probes and people into space, it almost doesn’t seem like an incredible feat anymore. But the engineering, attention to detail, calculations, and decades of hard work that go into every...

Theories about the Formation of the Moon

SaraRayne Oct 21, 2019

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The moon is our ever-present companion. It’s been with us for as long as we can remember, but it wasn’t around from the start. When the Earth first formed, there was no moon to keep it company. Scientists...

Introduce yourself! (And show us your swag)

sward Oct 21, 2019

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Hi folks, Stevie here!

Wanted to pop in and say hello to you fine people! I’m one of your new Community Managers. My background is in Scifi online games, I’ve been working with CCP Games on EVE Online and off since 2007. I was also part of the launch...

How Stellar Nucleosynthesis Happens

SaraRayne Oct 21, 2019

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Stars are the birthplace of every element in the universe. The materials that make up you and I are cooking in the hearts of stars at this very minute in a process that has been happening since shortly after...

How to Contact SpaceX

SaraRayne Oct 21, 2019

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So you want to get in touch with SpaceX. Maybe you have a brilliant design for a rocketship, a burning question about space travel, or you just want to find out what on earth is going on in Elon Musk’s head...

Space.com Relaunch Party Thread - Competitions, AMA's and more!

sward Oct 21, 2019

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Hello everyone and welcome to the launch (or should we say relaunch) of the Space.Com forums.

We’re so excited to have this forum up and running and to be seeing visitors old and new here, the home of Space discussion.

Here's a rundown on the...

How to Find Astronomy Jobs

SaraRayne Oct 21, 2019

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First, congratulations on making the best decision of your life. Astronomy is a vast and incredibly rewarding field that is providing us with new insights into our world and our existence every day. You’re...