Sunitinib Malate in Treating Patients With Recurrent or Metastatic Endometrial Cancer

Inclusion Criteria: * Patients must have histologically or cytologically confirmed endometrial cancer; adenocarcinoma (endometrioid and serous/papillary serous) and carcinosarcoma (ie. malignant mixed Mullerian tumor \[MMMT\]) of the uterus will be investigated; patients with other histologies (eg. squamous cell carcinoma or leiomyosarcoma) are excluded * Patients must have measurable disease, defined as at least one lesion that can be accurately measured in at least one dimension (longest diameter to be recorded) as \>= 20 mm with conventional techniques or as \>= 10 mm with spiral computed tomography (CT) scan; indicator lesions must not have been previously treated with surgery, radiotherapy, or radiofrequency ablation * Previously treated patients must have evidence of progressive disease, either clinically or radiographically, as assessed by the investigator * Eligible patients may have received no more than one prior cytotoxic chemotherapy regimen for recurrent, locally-advanced, or metastatic disease; if the prior chemotherapy was an anthracycline, they may have received no more than 6 cycles (or less than 450 mg/m\^2 doxorubicin); patients must have completed any previous chemotherapy a minimum of 4 weeks (or 6 weeks if the regimen contained carmustine \[BCNU\] or mitomycin) prior to study registration; prior investigational treatment is permissible (as long as such treatment completed 4 weeks prior to registration) * Life expectancy of greater than 3 months * Easter…