UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 8-K


                                 CURRENT REPORT
     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

                                October 14, 2005
                Date of Report (Date of earliest event reported)

                          ABRAXAS PETROLEUM CORPORATION
             (Exact name of registrant as specified in its charter)

            Nevada                    0-19118               74-2584033
 (State or other jurisdiction of    (Commission     (IRS Employer Identification
        incorporation)               File Number)              No.)

                        500 N. Loop 1604 East, Suite 100
                            San Antonio, Texas 78232
                                 (210) 490-4788

   (Address of principal executive offices and Registrant's telephone number,
                              including area code)

Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[ ] Written communications  pursuant to Rule 425 under the Securities Act (17
    CFR 230.425)

[ ] Soliciting  material  pursuant to Rule 14a-12 under the Exchange Act (17
    CFR 240.14a-12)

[ ] Pre-commencement  communications  pursuant  to Rule  14d-2(b)  under the
    Exchange Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement  communications  pursuant  to Rule  13e-4(c)  under the
    Exchange Act (17 CFR 240.13e-4(c))









Item 1.01 Entry into a Material Definitive Agreement.

     On October 17, 2005,  Abraxas Petroleum  Corporation  ("Abraxas")  issued a
press release  announcing  that Robert W.  Carington,  Jr. had resigned from his
position as an Executive Vice  President of Abraxas  effective  immediately.  In
connection  with his  resignation,  Mr.  Carington's  employment  agreement with
Abraxas  was  terminated  and  Abraxas  entered  into a  Separation  and Release
Agreement with Mr. Carington pursuant to which Mr. Carington will receive: (a) a
lump sum payment in the amount of  $235,000;  (b) the amount of any 401(k) match
that Abraxas makes for its employees for 2005; (c) if, as and when any member of
Abraxas' senior  management  receives a bonus for calendar year 2005 as provided
under Abraxas' Annual Bonus Plan,  5/6ths of the bonus he would have received if
he had remained employed through the end of 2005 and were an employee of Abraxas
on the date of such  payment,  if any;  (d) a payment in an amount equal to four
days of accumulated  but unused  vacation and the amount of certain  outstanding
unpaid reimbursable  business expenses incurred by Mr. Carington through October
14, 2005; (e) reimbursement for reasonable  attorneys fees and expenses incurred
by Mr.  Carington  in  connection  with the  negotiation  and  execution  of the
Separation and Release Agreement; and (f) if Mr. Carington elects, monthly COBRA
expenses  until the  earlier of (i) the date on which it is  determined  that no
bonus is payable,  (ii) the date the above-described  bonus is actually paid, or
(iii)  the date on which Mr.  Carington  becomes  eligible  for  coverage  under
another employer's plan. Abraxas and Mr. Carington also agreed that the terms of
all stock option agreements between Abraxas and Mr. Carington will be amended to
provide (a) that Mr.  Carington may exercise such options until January 12, 2006
and (b) that all such options shall be deemed to be fully vested.

     This brief description of the Separation and Release Agreement is qualified
in its entirety by reference to the  provisions  of the  Separation  and Release
Agreement attached to this Current Report on Form 8-K as Exhibit 10.1.

     A copy of the October 17, 2005 press release  related to this  announcement
is attached hereto as Exhibit 99.1.

Item 1.02 Termination of a Material Definitive Agreement.

     See Item 1.01 above of this Current Report on Form 8-K.

 Item 7.01 Regulation FD Disclosure.

     The  information  contained in Item 7.01 of this Current Report  (including
Exhibit  99.1) is  furnished  pursuant to  Regulation  FD and this Item 7.01 and
shall not be  deemed  "filed"  for  purposes  of  Section  18 of the  Securities
Exchange Act of 1934, as amended,  or otherwise  subject to the  liabilities  of
that Section.  The information in this Item 7.01 will not be deemed an admission
as to the  materiality  of any  information  required to be disclosed  solely to
satisfy the requirements of Regulation FD.

     On October 17, 2005,  Abraxas issued a press release announcing that Robert
W. Carington,  Jr. had resigned from his position as an Executive Vice President
of Abraxas effective immediately.


     A copy of the October 17, 2005 press release  related to this  announcement
is attached hereto as Exhibit 99.1.

Item 9.01 Final Statements and Exhibits

         (a) Not applicable.

         (b) Not applicable.

         (c) Exhibits

                  10.1     Separation and Release  Agreement between Abraxas and
                           Robert W. Carington, Jr.

                  99.1     Press   Release   dated  October  17,  2005  entitled
                           "Abraxas Announces Officer Resignation"





                                   SIGNATURES

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.

                                 Abraxas Petroleum Corporation


                                By: /s/ Chris E. Williford                    
                                   -------------------------------------------
                                   Chris E. Williford, Executive Vice President,
                                   Chief Financial Officer and Treasurer
Dated:  October 18, 2005





Exhibit No.                Description

10.1                       Separation and Release  Agreement between Abraxas and
                           Robert W. Carington, Jr.

99.1                       Press   Release   dated  October  17,  2005  entitled
                           "Abraxas Announces Officer Resignation"