Inclusion Criteria:  Age >=18 years Willing to provide informed consent Histologically confirmed malignancy with metastatic disease detected on imaging. ECOG performance status 0-1 1 to 3 brain metastases, each with a maximum diameter of no more than 3 cm on contrast enhanced magnetic resonance imaging(MRI) scans  Exclusion Criteria:  Serious medical comorbidities ECOG >= 2 Prior Brain Radiotherapy >3 brain metastasis Maximum diameter >4cm on MRI