Dear colleagues, we plan to organize 1-day colloquium on Space Explosions as a part of the All-Moscow Seminar of Astrophysicists. Colloquium is supproted by the Federal programm "Integration" (project K0096 "Support of the all-Moscow seminar of astrophysicists") The proposed date of the colloquium is 24 November 2000. Main topics of the colloquium: Supernovae Explosions in close binaries Gamma-ray bursts Big Bang 10-15-minutes original presentations and short 5-minute presentations for the discussion are welcomed. It is highly recommended to submitt an abstract of the talk. Please, send your applications with proposed titles of the presentations to: polar@sai.msu.ru or mystery@sai.msu.ru with the subject: SE-2000 On the authors request electronic versions of the articles, related to the proposed talks can be published on the page of the colloquium. We plan, that the final agenda will be announced on the ASA seminar in February. Send your proposal before 18 November 2000. Proposals for discussion can be submitted any time before 24 November. Financial support for travel inside Russia is possible. Send your applications to the Organizers. Information about the colloquium is available at the WWW-page: http://xray.sai.msu.ru/~polar/html/newcoll/engexp.html Details will be announced at the nearest seminars. With best regards Organizers