<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE NINE
MONTH FINANCIAL STATEMENT AS OF SEPTEMBER 30, 1999 AND NINE MONTH FINANCIAL
STATEMENT AS OF SEPTEMBER 30, 1998, AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

<S>                             <C>                     <C>
<PERIOD-TYPE>                   9-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1999
<PERIOD-START>                             JAN-01-1998             JAN-01-1999
<PERIOD-END>                               SEP-30-1998             SEP-30-1999
<CASH>                                         929,798              10,627,965
<SECURITIES>                                         0                       0
<RECEIVABLES>                                   38,128                  81,836
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                               994,574              10,709,801
<PP&E>                                       4,266,821              12,150,966
<DEPRECIATION>                                       0                       0
<TOTAL-ASSETS>                               5,826,325              25,398,179
<CURRENT-LIABILITIES>                        2,845,671               2,873,249
<BONDS>                                              0              20,662,561
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                         80                 200,000
<COMMON>                                        16,000                  16,352
<OTHER-SE>                                   2,847,733               1,648,919
<TOTAL-LIABILITY-AND-EQUITY>                 5,826,325              25,398,179
<SALES>                                              0                       0
<TOTAL-REVENUES>                                     0                       0
<CGS>                                                0                       0
<TOTAL-COSTS>                                1,768,258               4,401,940
<OTHER-EXPENSES>                                     0                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                   0               3,845,009
<INCOME-PRETAX>                            (1,518,234)             (8,066,858)
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                        (1,518,234)             (8,066,858)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                               (1,518,234)             (8,066,858)
<EPS-BASIC>                                     (0.10)                  (0.50)
<EPS-DILUTED>                                   (0.10)                  (0.50)


</TABLE>