DayStar Technologies, Inc., today announced that the Company's Chairman and CEO, Dr. John R. Tuttle, will be a presenter at the 20th European Photovoltaic Solar Energy Conference and Exhibition in Barcelona, Spain.

HALFMOON, N.Y., May 24 /PRNewswire-FirstCall/ -- DayStar Technologies, Inc. (Nasdaq: DSTI), a developer and manufacturer of proprietary high performance silicon-free solar cells on specialty metal foils, today announced that the Company's Chairman and CEO, Dr. John R. Tuttle, will be a presenter at the 20th European Photovoltaic Solar Energy Conference and Exhibition in Barcelona, Spain.

Dr. Tuttle's presentation is entitled "Design Considerations and
Implementation of Very Large Manufacturing of CIGS Solar Cells and Related
Products" which examines DayStar's unique materials and manufacturing approach
to attaining Gigawatt-scale manufacturing of the Company's TerraFoil(TM)
product.

WHEN: Monday, June 6, 2005

WHERE: 20th European Photovoltaic Solar Energy Conference and
Exhibition, Centro de Convenciones Internacional de Barcelona
http://www.photovoltaic-conference.com/ .

WHO: Dr. John R. Tuttle, CEO and President

WHAT: Using the conference's visual presentation format, Dr. Tuttle
will illustrate DayStar's technology and manufacturing strategy
to achieve Gigawatt scale manufacturing

About DayStar Technologies, Inc.
DayStar Technologies, Inc. is an emerging leader in low cost, high efficiency Photovoltaic Foil(TM) that converts sunlight into energy. The Company's patented and proprietary products include silicon-free CIGS solar cells, which are deposited on flexible metal foils using production processes adapted from commodity computer component manufacturing. DayStar believes the unique combination of its CIGS solar cell design coupled with inexpensive manufacturing processes on flexible metal substrates can lead to solar electricity at commercially viable rates. For more information on the Company, please visit www.daystartech.com.

NOTE: Photovoltaic Foil(TM), PV Foil(TM), TerraFoil(TM) and LightFoil(TM) are registered trademarks of DayStar Technologies, Inc.

SAFE HARBOR STATEMENT: This news release contains "forward-looking statements" that are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. "Forward-looking statements" describe future expectations, plans, results, or strategies and are generally preceded by words such as "future, " "plan" or "planned, " "will" or "should," "expected," "anticipates," "draft," "eventually" or "projected." You are cautioned that such statements are subject to a multitude of risks and uncertainties that could cause future circumstances, events, or results to differ materially from those projected in the forward-looking statements, including risks that our products may not achieve customer acceptance or that they will not perform as expected, and other risks identified in our annual report on Form 10-K and other filings with the SEC. You should consider these factors in evaluating the forward-looking statements included herein, and not place undue reliance on such statements. The forward-looking statements are made as of the date hereof and DayStar Technologies Inc. undertakes no obligation to update such statements.

Contact: Stephanie Noiseux of Elite Financial Communications Group, +1-407-585-1080, or steph@efcg.net, for DayStar.