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

Date of Report (Date of earliest event reported): ~~January~~February 2911, 2009

NORTH AMERICAN SCIENTIFIC, INC.

(Exact name of registrant as specified in its charter)

Delaware	0-26670	51-0366422
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

20200 Sunburst Street, Chatsworth, CA	91311
(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code: (818) 734-8600

Check the appropriate box below if the Form 8-K filing is intended to be simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

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

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

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

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

Item 28.0201 Entry ~~Results~~Into ofa ~~Operations and Financial~~Material ~~Condition.~~Definitive Agreement

On ~~January~~February 2911, 2009, North American Scientific, Inc. issued a press release announcing ~~its~~the ~~financial~~sale ~~results~~of ~~for~~substantially ~~the~~all ~~fourth~~of ~~quarter~~the ~~and~~assets ~~fiscal~~constituting ~~year~~its ~~ended~~prostate ~~October~~bracytherapy ~~31,~~business. A ~~2008, a~~ copy of ~~which~~the ispress ~~included~~release inis ~~this~~attached ~~Form 8-K~~ hereto as Exhibit 99.1 and is incorporated herein by reference.

The information in this Item 2.02, including Exhibit 99.1, is furnished and shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

~~Exhibit Number~~	~~Description~~Exhibit Number	Description
~~99.1~~	~~Press Release dated January 29, 2009~~99.1	Press Release, issued February 11, 2009.

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.

	NORTH AMERICAN SCIENTIFIC, INC.
January 29, 2009	By:	/s/ Brett L. Scott
February 12, 2009	By:	/s/ John B. Rush
		Brett L. Scott
		John B. Rush
		Chief Financial Officer
		President and Chief Executive Officer

EXHIBIT INDEX

~~Exhibit Number~~	~~Description~~Exhibit Number	Description
~~99.1~~	~~Press Release dated January 29, 2009~~99.1	Press Release, issued February 11, 2009.

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