The abundance of low-mass compact objects, at or below the hydrogen-burning mass limit of 0.08M ⊙ (where M ⊙ is the solar mass), remains an open question. This abundance has implications for such ...

Through gravitational microlensing, a student from the University of Tasmania has been accepted to work for NASA. Her research will involve exoplanets, their properties, and more. David Menidrey from ...

Astronomers observe light bending around an isolated white dwarf Astronomers have directly measured the mass of a dead star using an effect known as gravitational microlensing, first predicted by ...

NASA’s Hubble Space Telescope and the W. M. Keck Observatory in Hawaii have made independent confirmations of an exoplanet orbiting far from its central star. The planet was discovered through a ...