POS Polar Star Mining (Tier2)

Polar Star Mining Corporation (TSX VENTURE:PSR)(TSX VENTURE:POS) ("Polar Star"
or the "Company") is pleased to announce that effective today, the Company's
stock ticker symbol will change to PSR, replacing the former ticker symbol, POS.
Shareholders are advised to take note of this change. Shareholders are not
required to take any action with respect to this change. For more information,
visit: www.polarstarmining.com.


About Polar Star
 
Polar Star was created to acquire advanced stage exploration properties focusing
on gold, copper-gold, and uranium. The Corporation's material assets include 20
projects in Chile, which are 100% owned and cover approximately 146,112
hectares. HudBay Minerals Inc. acquired 3,860,605 shares of Polar Star in July
2008 which represents approximately 9.8% of the outstanding shares of the
Company.


Forward-Looking Statements

The statements made in this news release may contain forward-looking statements
that may involve a number of risks and uncertainties. Actual events or results
could differ materially from the Company's expectations and projections.
Accordingly, readers should not place undue reliance on forward-looking
statements. For a more detailed discussion of such risks and other factors,
refer to Polar Star Mining Corporation's filings with Canadian securities
regulators available on www.sedar.com or the Company's website at
www.polarstarmining.com.


Share Capitalization:

Shares Outstanding: 39,241,098 as at January 20, 2009.

Business Television Feature:

Polar Star was selected and featured on Business Television in early December
2008. If you missed the show, please click on the link below to watch the
full-feature www.b-tv.com/features/watch-now.html?clip=BNNpolarstarmining.wmv.

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