POS Polar Star Mining (Tier2)

Polar Star Mining Corporation ("Polar Star" or the "Company") (TSX
VENTURE:POS)(PINK SHEETS:POSRF) announces the early exercise of 1,000,000
warrants priced at $0.65 per warrant with a June, 2008 expiry date and 325,000
warrants priced at $1.00 with a February, 2009 expiry date.


The $975,000 in proceeds received from these warrants will be used to advance
the Company's exploration activities in Chile and for general working capital
purposes.


Polar Star also announces that it has filed its audited financial statements and
Management Discussion & Analysis (MD&A) for the year ended December 31, 2007.
Polar Star's annual filings can be found at www.polarstarmining.com or
www.sedar.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 17
projects in Chile which are 100% owned covering approximately 130,000 hectares.


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 the Company's filings with Canadian securities regulators available on
www.sedar.com or the Company's website at www.polarstarmining.com.


Share Capitalization:

Shares Outstanding: 31,303,698 as at April 10, 2008.

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