Y a-t-il de la matière obscure dans l'espace intergalactique?

Y Aurigæ (Ch. 1929)

Y Cephei, note on

Y Cygni - Photometry and apsidal motion

Y Cygni.

Y Cygni. Some spectroscopic results

Y Delphini. Nota intorno alla variazione luminosa

Y Leonis reloaded

Y Lyræ (Ch. 6685), revised elements of

Y Ophiuchi revisited

Y. Hagihara, 1897 March 28 - 1979 January 29.

Y. Yotsuka Representing the Kamioka Team, will present the second Rossi Prize Lecture. The title will be announced.

Y2 Isochrones with an Improved Core Overshoot Treatment

Ya-hoh!

Yake effects in various telescope mirrors

Yake Effects in Various Telescope Mirrors

Yale and the USNO in the Brouwer and Clemence Era

Yale Astronomy Department, New Haven, Connecticut 06511. Report for the period 1 Jul 1987 - 30 Jun 1988.

Yale Astronomy Department, New Haven, Connecticut 06511. Report for the period 1 Jul 1988 - 30 Jun 1989.

Yale Astronomy Department, New Haven, Connecticut 06511. Report for the period 1 Jul 1989 - 30 Jun 1990.