[\-visual \fIvisual\fP]
[\-window]
[\-root]
-[\-no-light]
[\-delay \fInumber\fP]
-[\-bitmap \fIfile\fP]
+[\-image \fIfile\fP]
+[\-image2 \fIfile\fP]
+[\-resolution \fInumber\fP]
[\-wireframe]
[\-fps]
.SH DESCRIPTION
-Draws a planet bouncing around in space. The built-in image is a map
-of the earth, but you can wrap any texture around the sphere, e.g., the
-planetary textures that come with `ssystem'.
+Draws a planet bouncing around in space. The built-in images are day and
+night maps of the Earth, but you can wrap any Equirectangular-projected
+map onto the sphere, e.g., the planetary textures included
+with \fIssystem.\fP
.SH OPTIONS
.TP 8
.B \-visual \fIvisual\fP
.B \-root
Draw on the root window.
.TP 8
-.B \-light | \-no-light
-Use Flat Coloring.
-.TP 8
.B \-delay \fInumber\fP
-Per-frame delay, in microseconds. Default: 15000 (0.01 seconds.).
+Per-frame delay, in microseconds. Default: 20000 (0.02 seconds.).
+.TP 8
+.B \-image \fIfile\fP
+The day texture map to wrap around the planet's surface.
+.TP 8
+.B \-image2 \fIfile\fP
+The night texture map to wrap around the planet's surface.
+The two will be blended together at the dusk terminator.
.TP 8
-.B \-bitmap \fIfile\fP
-The texture map to wrap around the planet's surface.
+.B \-resolution
+The resolution of the planetary mesh. Default: 128.
.TP 8
.B \-wireframe
Render in wireframe instead of solid.
.TP 8
-.B \-fps | \-no-fps
-Whether to show a frames-per-second display at the bottom of the screen.
+.B \-fps
+Display the current frame rate, CPU load, and polygon count.
.SH ENVIRONMENT
.PP
.TP 8
.SH SEE ALSO
.BR X (1),
.BR xscreensaver (1)
+.BR dymaxionmap (1)
+.BR ssystem (1)
.SH COPYRIGHT
-Copyright \(co 2002 by David Konerding. Permission to use, copy, modify,
-distribute, and sell this software and its documentation for any purpose is
-hereby granted without fee, provided that the above copyright notice appear
-in all copies and that both that copyright notice and this permission notice
-appear in supporting documentation. No representations are made about the
-suitability of this software for any purpose. It is provided "as is" without
-express or implied warranty.
+Copyright \(co 2002-2018 by David Konerding and Jamie Zawinski.
+Permission to use, copy, modify, distribute, and sell this software
+and its documentation for any purpose is hereby granted without fee,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation. No representations are made about the
+suitability of this software for any purpose. It is provided "as is"
+without express or implied warranty.
.SH AUTHOR
-David Konerding.
+David Konerding and Jamie Zawinski.