November 28, 2012 -- Structured Asset Trust Unit Repackagings (SATURNS), Aon Capital Security Backed Series 2005-2 Trust (New York Stock Exchange Ticker Symbol “HJO”), announced today that it has received a Call Notice notifying the Trust of the intended exercise of 100% of the outstanding Warrants representing the right to acquire a combined Unit Principal Balance of 25,000,000 Class A Units and the equivalent Notional Amount of Class B Units for settlement on November 30, 2012. Under the terms of the Warrants, delivery of the notice does not give rise to an obligation on the part of the Warrantholder to pay the specified call price; and if by 4 p.m. New York time on the Business Day prior to the Intended Settlement Date the party exercising the Warrants has not paid the required call price, the Call Notice will be effectively rescinded, in which case settlement of the relevant Warrants would not occur and the Warrants would continue in effect and could be exercised on a subsequent date. If settlement of the Warrants occurs pursuant to the Call Notice on the Intended Settlement Date, then Class A Unitholders will receive the par value plus accrued interest of each Class A Unit and Class B Unitholders will receive accrued interest plus the Class B Present Value Amount in relation to each Class B Unit, each in an amount to be determined in accordance with the Trust Agreement.

QUANTUMONLINE.COM SECURITY DESCRIPTION:  MS Structured Asset Corp., SATURNS (Structured Asset Trust Unit Repackagings), Aon Capital Security Backed, Series 2005-2, 6.875% Deferrable Class A Callable Units, issued in $25 denominations. Underlying securities are the 8.205% Trust Preferred Capital Securities due 1/01/2027 issued by Aon Capital A, and guaranteed by Aon Corp. (NYSE: AOC). The SATURNS are redeemable on or after 1/27/2010 at the warrantholder's option at $25 per unit plus accrued and unpaid dividends. The SATURNS are callable anytime in connection with a tender offer or the redemption of the underlying securities. On a redemption prior to 1/27/2010 in conjunction with a tender offer, the holder will also receive an additional distribution of $1.50 per unit. Distributions of 6.875% ($1.71875) per annum are paid semi-annually on 1/1 & 7/1 to holders of record on the third business day prior to the payment date. The company has the right, at any time, to defer interest payments for up to 10 consecutive semi-annual periods (but not beyond the maturity date). The trust's assets consist of the 8.205% Junior Subordinated Deferrable Interest Debentures due 1/01/2027 which were purchased from the company using the funds generated from the sale of the trust preferred securities. To be issued the units must be assigned a rating of at least BBB- by S&P and Baa3 by Moody's. Units are expected to trade flat, which means accrued interest will be reflected in the trading price and the purchasers will not pay and the sellers will not receive any accrued and unpaid interest. MS Structured Asset Corp. is a subsidiary of Morgan Stanley (NYSE: MS). See the IPO prospectus for further information on the SATURNS by clicking on the ‘Link to IPO Prospectus’ provided below.

Stock Exchange	Cpn Rate Ann Amt	LiqPref CallPrice	Call Date Matur Date	Moodys/S&P Dated	Distribution Dates	15% Tax Rate
NYSE Chart	6.88% $1.71875	$25.00 $25.00	Called for 11/30/2012 1/01/2027	Baa3 BBB- 6/20/2012	1/1 & 7/1 Click for MW ExDiv Date Click for Yahoo ExDiv Date	No

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HOME PAGE:     http://www.morganstanley.com/ (This parent company URL is for reference only and does not have specific information on the security.)

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Address:   1585 Broadway, New York, NY 10036
Main Phone Number	212-761-4000
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