... Tonight's Sky . ... Observing . ... Sky this Month . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... space flight . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... NASA recognizes historic flight . ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... file but would like it to be automatically updated # again, run the following command: # sudo dpkg-reconfigure -phigh xserver-xorg Section Files EndSection Section InputDevice Identifier Generic Keyboard Driver kbd Option CoreKeyboard Option XkbRules xorg Option XkbModel pc105 Option XkbLayout us ...

... Next Routine] [List of Routines] NAME: ADD_HEADER PURPOSE: addition information from FITS-headers MPFS-frames DESCRIPTION: The function computes the total exposure, mean value zenit distance and modified FITS header CALLING SEQUENCE: Result =ADD_HEADER( headers ) CATEGORY: reduction MPFS-data INPUTS: Headers = String array FITS-headers from the MPFS data OUTPUTS: Header = String array containing the header from the FITS file. ... OPTIONAL INPUT KEYWORD PARAMETERS: BEFORE = Keyword string name. ...

... An Education in Optics . Dissect & Modify the Camera . ... At the University of Arizona's Astronomy Camps, we dissect, modify, and reload disposed "One-Time Use" cameras to allow students to study engineering principles and to photograph the night sky. ... The KODAK One-Time Use cameras with (right) and without (left) the flash unit. ... The "One-Time Use" cameras contain at least six interesting optical components. ... Computer ray trace of the simulated optics in a One-Time Use camera. ...

... Space flight . ... Space Hotel . ... Small orbital stations (SOS) are intended for the arrangement of flexible manned programs on commercial basis with the possibility of using the traditional Russian manned , cargo spacecrafts, their modifications and new modules oriented for the minimum costs and terms of orbital objects development . оThe principle of SOS building is as follows: it is developed not as a separate self-sufficient project of an ... It means a possibility of: . ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...