Temple of Ranma's Sailor Senshi Seifuku

any fanfic where ranma travels through time and space(different dimensions)

The author, dswynne has written a whole series with Ranma, Sailor Moon, and Star Trek. It involves space travel and time travel. All the parts along with the authors other stories can be found here.
http://www.fanfiction.net/u/41527/dswynne

"Path of Chaos: Ascension of Supremacy"

Ehhh... there are quite a number of them actually. Just off top of head with no searching:

R-DRWHO 'Crossing the Streams' by PH Wise - [Status=Not Complete] - [Last Dld=06/20/2007] - [Size=105kb]

• [Author1] http://www.fanfiction.net/u/173951/PH_Wise

R-DRWHO 'Ranma and The Doctor' by Turbanator - [Status=Not Complete] - [Last Dld=12/16/2008] - [Size=364kb]

• [Author1] http://www.fanfiction.net/u/84082/Turbanator

R-MULTI 'Doctor 12' by Digifan316 - [Status=Not Complete] - [Last Dld=01/25/2009] - [Size=205kb]

• [Author1] http://www.fanfiction.net/u/11086/Digifan316

R-MULTI 'Just won't die' by Jeffrey OneShot Wong - [Status=Not Complete] - [Last Dld=05/31/2006] - [Size=14776kb]

• [Author1] http://www.fanfic.net/~jeffwong/index.html

R-MULTI 'On A Clear Day You Can See Forever' by M MacKinnon - [Status=Not Complete] - [Last Dld=06/20/2008] - [Size=4862kb]

• [Direct] http://www.shadowchronicles.net/

R-SM 'A Time Apart' by Ozzallos-TeflonBooger - [Status=Not Complete] - [Last Dld=01/22/2009] - [Size=382kb]

• [Author1] http://www.rakhal.com/ozzallos/index.htm
• [Author2] http://www.fanfiction.net/u/891127/Ozzallos

R-SM 'Ripples of a Chaotic Pebble' by Gaming Ikari - [Status=Not Complete] - [Last Dld=01/28/2009] - [Size=74kb]

• [Author1] http://www.fanfiction.net/u/920021/Gaming_Ikari

R-TM 'Nodoka's Curse' by E-Type - [Status=Not Complete] - [Last Dld=09/24/2002] - [Size=523kb]

• [Author1] http://www.anifics.com/hosted/etype/