Space Travel

Stories involving space travel, spaceships, and so on, whether by humans or aliens.

Related: Nonhuman; Time Travel.

Child of: Science Fiction.

Top Stories: “Empire”; “Basically a god”; “Fortitude”; “Enhanced muscle and futuristic porn”; “The shape of things to come”.

17 stories found.

• B.D.E. by Ziel  Alien CGrow Balls Cock HyCock Cum Space  While orbiting a nearby planet, the ship detects an unusual energy signature. Parker and Quill are sent down to investigate, but things take a turn for the smutty when Parker’s suit is compromised. Added Aug 2018 3,531 words 12,467 views 3.8 stars (5 votes)
• Basically a god by CurlyJin  Bi CGrow Fly Taller Giant Het Balls HyCock Cum Lycra Grow Space Super  What do you do when the kid you bullied in high school becomes a god? Added Jul 2016 Updated Jun 2019 9 parts 31,027 words 57,869 views 4.5 stars (21 votes)
• Beyond contact by BRK  Alien XAbs XArm XCock XLeg XLimb Rep Space 3Legs  The trick to contacting aliens turns out to be sending only your mind. What you look like when you get there, though, isn’t quite what you’re used to. Added Jun 2003 3 parts 1,437 words 12,538 views 4.6 stars (5 votes)
• Boytaurs from Outer Space! by BRK  Alien Btaur 4Legs Cock XArm XCock XLeg XLimb MGrow Musc Space Twins  Sev, the commander of a Taurian survey mission, judges Earth suitable for cultivating an aggressive alien grain, but the danger to Earth’s ecosystem drives the idealistic Elek to rebel and flee with some valuable equipment. When a conflicted Kiyy chases him, they both encounter the strange inhabitants and discover that humans and Taurians find each other mutually captivating. Added Jun 2015 Updated Oct 2016 6 parts 13,050 words 12,512 views 4.4 stars (15 votes)

• Empire by LenZelig  AgeDiff Alien Beast Bi Bro CGrow Dad Virgin Taller Het Cock Mind MGrow Musc Nonc Self Slave Share Grow Space 2Gay Tksg Twins Series  A massive consolidation of the entire “Bill’s Education” universe, incorporating the previously separately posted “The Surfer”, “The Rescue”, “Spring Break”, “Pickup Trouble”, and “School Days”, “Empire” is the wide-ranging tale of easy transformation and even easier sex across all boundaries—friends, family members, genders, even species—as a fortunate crop of humans stumble into a wider universe of size, muscle, double-digit-length cocks and much, much more and discover the true meaning of shared, radical, uninhibited pleasure. Added Apr 2019 38 parts 347,189 words 107,847 views 4.8 stars (38 votes)
• Enhanced muscle and futuristic porn by Marquis de Rent  CGrow Cock HyCock Immob MGrow Musc PSD Grow Space Tf  In a futuristic space convoy, a young doctor builds his career on groundbreaking male enhancements. Added Sep 2016 5 parts 25,251 words 23,895 views 4.4 stars (23 votes)
• Exploring Glen’s inner spaces by Just Gay Sex  Mcock XCock Space   Added Oct 2010 2 parts 2,329 words 9,809 views

• Fortitude by BRK  CGrow Cock MGrow Musc Grow Space  A starship full of hot young recruits gets marooned in a strange part of space that seems to have an augmenting effect on the crew, leaving the AI and the unexpectedly immune commander to try to get them free. Added Aug 2009 Updated Mar 2018 3 parts 8,994 words 31,477 views 4.7 stars (34 votes)

• Gym of 1000 studs by LorneLyon  MGrow Space Supn Time  Somewhere there is a special gym, a gym that will allow you to overcome your problems and give you something in return. One day Tobias is on the run for his bullies when he discovers the Gym of 1000 studs. He decides to go in and ends up changing his life. Added Mar 2020 2 parts 5,277 words 2,308 views

• The landing by C.W.P.  Alien CGrow Cock Space  Mulling the pointlessness of his life on a vacation to Alaska, Chris is thrilled to encounter a pair of extremely well endowed aliens. Added Jul 2014 3 parts 7,254 words 10,470 views 4.4 stars (11 votes)

• Means of escape by BRK  Alien Musc Space Str  Even for a randy space marine, life as a sex slave is not your first choice. But it looks like a distinct possibility after days of incarceration on the wrong planet. So when an offer of help arrives, it’s not something you ignore—even if the offer is telepathic and the help involves certain side-effects. Added May 2017 3,970 words 6,188 views

• Pre-trip conditioning by WordShop  Hair Musc Space   Added May 2003 4,059 words 9,184 views

• The shape of things to come by Mykkhal  Alien Goo Shift Space Tf  The growing intimacy between Tom and Harry is disrupted by the revelation that Harry isn’t who—or what—he appears to be. Added Mar 2003 13 parts 31,913 words 15,166 views 4.4 stars (5 votes)
• Space clones by Josh Dugan  4Legs XArm XLimb Rep Space  A brilliant cousin, like his spaceship, is full of himself, but there's room for one more. Added Nov 1998 2,338 words 6,481 views 4.1 stars (8 votes)
• Super Hard Planet Champions by BRK  Alien Lycra MGrow Musc Rep Grow Space Twins  Logan and his buddies, along with the hot guy from the bowling alley Logan has a crush on, get pulled into a fight to save the universe from the evil Skorth. If only it didn’t involve wearing color-coded Lycra. Added Aug 2017 Updated May 2018 3 parts 18,764 words 10,241 views 4.3 stars (6 votes)

• Toy story by LenZelig  AgeDiff Andr Dad MGrow Musc Space Twins  During a storm Bob stumbles across a strange webpage offering something called “The Ultimate Sex Machine”. Intrigued, he clicks “order”, expecting maybe a sophisticated sex toy. Instead he gets Randy, a hunk-shaped machine dedicated to ensuring that Bob experiences ultimate sexual possibilities from now on and willing to reshape reality to make it happen. Added Jul 2002 2 parts 6,947 words 22,729 views 5.0 stars (45 votes)

• What happens on Venus by Malice Slashlover  Alien Det XCock Space  Garrett has a lot of questions about the Venusians he’s living with as an exchange student, but the one he most wants an answer to is — why do Venusian guys have three cocks? Added Jul 2014 2 parts 4,591 words 8,044 views