Astrophysical: Stellar motion

  • Publication
    3-D Study of the Nebula Around the Symbiotic Mira He2-147

    The expansion in the plane of the sky of the nebula around the symbiotic nova He2-147 has been resolved by means of two HST WFPC2 [NII] images taken 3 years...

  • Publication
    The Internal Proper Motion Kinematics of NGC 346: Past Formation and Future Evolution

    We investigate the internal kinematics of the young star-forming region NGC 346 in the Small Magellanic Cloud (SMC). We used two epochs of deep F555W and F814W...