Ask an Astrononmer

We have compiled a list of questions, collected according to their field of relevance. The reader is requested to locate the field pertinent to his/her question and follow the link thereto. If you do not find your question answered, please send us your question and we will get back to you at our earliest. All questions are answered on a volunteer basis and are to the best of our knowledge, correct. If you find any errors, please let us know and we will correct the answers appropriately.

In order to send questions, we request you to use the Ask An Astronomer Form which will enable us to learn about your background.

We thank Profs. C Sivaram, J Murthy, Drs. A Mangalam, S P K Rajaguru, R Srikanth, B S Shylaja, Mr. P K Mahesh, Mr. Maheswar Gopinathan for answering the questions posed by users.

Please click on links below to explore the questions and answers

  • Career in Astronomy & Astrophysics
  • How to enrol in Astronomy/Astrophysics Institutions, Career, Research Policies, Amateur Clubs, Miscellaneous

  • Non-Accelerator Particle Physics (Experimental)
  • Measurements in Fundamental Physics

  • Cosmology
  • Large scale structure of the Universe, Big Bang, Chemical Composition in the Universe

  • Non-Accelerator Particle Physics (Theory)
  • Many Body Theory

  • Extra Galactic Astronomy
  • Cluster of Galaxies, Quasers, Spiral/Elliptical Galaxies

  • Solar Physics
  • Studies of the Sun including Sunspots, Solar Flares, Solar Neutrino Problems

  • Galactic Astronomy
  • Distribution of Stars [open/globular clusters etc.], Insterstellar Medium in our Galaxy

  • Solar System Studies & Exoplanets
  • Planets, Comets, Interplanetary Medium, Satellites, Meteors, Meteorites, Space Weather

  • General Physics
  • General Relativity, Quantum Mechanics, Quantum Field Theory

  • Stellar Physics
  • Structure and Evolution of Stars, White Dwarfs, Neutron Stars, Pulsars, Supernovae, Black Holes

  • Instrumentation
  • Telescopes, Backend Instrumentation, CCD, Polarimeters, Spectrographs, Scientific Software