Rosetta Resources Inc. to Participate at Simmons Annual Energy Conference

Rosetta Resources Inc. to Participate at Simmons Annual Energy Conference

HOUSTON, Feb. 20, 2013 (GLOBE NEWSWIRE) -- Rosetta Resources Inc.
(Nasdaq:ROSE) ("Rosetta" or the "Company") today announced that the Company
will participate in investor meetings at the Simmons Thirteenth Annual Energy
Conference on Thursday, February 28, 2013 and Friday, March 1, 2013. The
conference will be held in Las Vegas, Nevada.

A copy of the investor presentation will be available at the Company's website
at www.rosettaresources.com under "Investors - Presentations" prior to the
event.

Rosetta Resources Inc. is an independent exploration and production company
engaged in the acquisition and development of onshore energy resources in the
United States of America.The Company holds a leading position in the Eagle
Ford shale in South Texas, one of the nation's largest unconventional resource
plays.Rosetta is a Delaware corporation based in Houston, Texas.

For more information, visit www.rosettaresources.com.

The Rosetta Resources Inc. logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=3139

[ROSE-G]

Forward-Looking Statements:

All statements, other than statements of historical fact, included in this
press release are "forward-looking" statements within the meaning of Section
27A of the Securities Act of 1933, as amended, and Section 21E of the
Securities Exchange Act of 1934, as amended, including statements regarding
the intent, belief or current expectations of Rosetta Resources Inc. and its
subsidiaries (the "Company") and its management. These forward-looking
statements are based upon current expectations and are subject to a number of
risks, uncertainties and assumptions that could cause actual results to differ
materially from those herein described. Accordingly, recipients are cautioned
that these forward-looking statements are not guarantees of future
performance. Please refer to the Company's risks, uncertainties and
assumptions as it discloses from time to time in the Company's reports and
registration statements filed with the SEC, including the risk factors
identified in its Annual Report on Form 10-K for the year ended December 31,
2011 and its Quarterly Report on Form 10-Q for the quarter ended September 30,
2012, which can be found on the Company's website at www.rosettaresources.com.
The Company undertakes no duty to update the information contained herein
except as required by law.

CONTACT: Investor Contact:
         Don O. McCormack
         Vice President, Treasurer and Chief Accounting Officer
         Rosetta Resources Inc.
         info@rosettaresources.com

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