Watch UFC 140 online tonight! 'Jones vs Machida' live video stream/PPV details for Dec. 10

Ultimate Fighting Championship (UFC) will once again air an entire fight card TONIGHT (Dec. 10, 2011), this time it's UFC 140: "Jones vs. Machida," which will begin around 5:30 p.m. ET with a live video stream on Facebook.

Once the Facebook stream ends, four additional bouts from the undercard -- Krzysztof Soszynski vs. Igor Pokrajac, Jared Hamman vs. Constantinos Philippou, John Makdessi vs. Dennis Hallman and Yves Jabouin vs. Walel Watson -- will air live on ION Television at 7 p.m. ET.

There are tons of ways to watch the pay-per-view (PPV) main card tonight, which will begin at 9 p.m. ET sharp, featuring the 205-pound showdown between UFC Light Heavyweight Champion Jon Jones vs. Lyoto Machida in the main event of the evening.

You can call up Comcast or your local cable and/or satellite provider and order the PPV on your television. For the Internet folks among us, you can also stream the event on your computers using UFC.TV, Yahoo! Sports or UStream, among others.

And if you're really in a pinch, you can watch UFC 140 on your mobile phone via the Android Market or even now on YouTube.com and ROKU.

However, if you need your UFC 140 results as soon as possible, for free, MMAmania.com will deliver up-to-the-minute results and live fight coverage, including round-by-round, blow-by-blow coverage of all the UFC 140 action before, during and after the event right here.

More details on the UFC 140 fight card, who is fighting who, as well as how to keep yourself updated, after the jump:

Main event:

205 lbs.: Jon Jones vs. Lyoto Machida

Main card (PPV):

265 lbs.: Antonio Rodrigo Nogueira vs. Frank Mir
205 lbs.: Antonio Rogerio Nogueira vs. Tito Ortiz
170 lbs.: Brian Ebersole vs. Claude Patrick
145 lbs.: Mark Hominick vs. Chan Sung Jung

Preliminary card (ION Television):

205 lbs.: Igor Pokrajac vs. Krzysztof Soszynski
155 lbs.: Dennis Hallman vs. John Makdessi
185 lbs.: Jared Hamman vs. Constantinos Philippou
135 lbs.: Yves Jabouin vs. Walel Watson

Preliminary card (Facebook):

155 lbs.: Mark Bocek vs. Nik Lentz
170 lbs.: Rich Attonito vs. Jake Hecht
155 lbs.: Mitch Clarke vs. John Cholish

To watch the UFC 140 "Prelims" on Facebook, (if you have a Facebook profile) simply "Like" the UFC Facebook page and check out the "UFC Live Streams" tab on the left-side menu.

Remember, too, that our round-by-round results of the under card fights on Facebook will begin to flow around 5:30 p.m. ET later this evening and run right on through to our main card pay-per-view (PPV) coverage, which is set to start at 9 p.m. ET! That includes our coverage of the "Prelims" special on ION Television that will begin at 7 p.m. ET.

To get up to speed on all the news and notes for UFC 140: "Jones vs. Machida," be sure to hit up our event archive right here.