How Long Does It Take to Get to Mars? | HowStuffWorks
For All Mankind: What's stopping us from going to Mars? | BBC Science Focus Magazine
Human mission to Mars - Wikipedia
Consider the Martians: Scientists need to confirm whether life exists on Mars before sending humans | Vanderbilt University
Mars One (and done?) | MIT News | Massachusetts Institute of Technology
Will Humans Make it to Mars Before 2025 | Take Your Betting to Space
Will we ever set foot on Mars? | BBC Earth
Humans on Mars: The Craziest, Weirdest, and Most Plausible Plans in History | WIRED
Will humans ever actually visit Mars and return safely to Earth? - Quora
NASA's Mars 2020 Will Blaze a Trail — for Humans | NASA
A Crewed Mission to Mars: How NASA Could Do It | Space
ESA - Why go to Mars?
Mission to Mars: Will humans visit the red planet by 2030? (Part 1)
Fact check: Post about Alyssa Carson, Mars preparation lacks context
Real Reason NASA Hasn't Sent Humans To Mars - YouTube
Mars: when will humans get there? - YouTube
The Mars Society: Humans to Mars in a decade - RocketSTEM
Trip to Mars and Back: How Long Does it Really Take to Get to Mars?
How long does it take to get to Mars? | Space
Five reasons to explore Mars
Mars settlement likely by 2050 says UNSW expert – but not at levels predicted by Elon Musk | UNSW Newsroom
Are Humans Really Headed To Mars Anytime Soon? | Colorado Public Radio
Mars mission: 5 things humans need to achieve before the trip
