NASA APOD Archive: May 1999
31 APODs from May 1999.
Lunar Dust and Duct Tape
1 May 1999
Stars from Eagle's Eggs
2 May 1999
Loop I in the Northern Sky
3 May 1999
Magnetic Mars
4 May 1999
A Solar System Portrait
5 May 1999
Liberty Bell 7
6 May 1999
Hot Stars in the Southern Milky Way
7 May 1999
Moon Occults Saturn
8 May 1999
Fractal Interstellar Dust Up-Close
9 May 1999
Polar Ring Galaxy NGC 4650A
10 May 1999
Molecular Cloud Barnard 68
11 May 1999
Warped Spiral Galaxy ESO510-13
12 May 1999
Mars Volcano Apollinaris Patera
13 May 1999
Landsat 7 Views Planet Earth
14 May 1999
Star Wars in NGC 664
15 May 1999
Europe at Night
16 May 1999
How to Search for Aliens
17 May 1999
A Laguna Triangle
18 May 1999
The Horsehead Nebula
19 May 1999
Cyclone on Mars
20 May 1999
Star Party Trails
21 May 1999
M42: A Mosaic of Orion's Great Nebula
22 May 1999
The Keyhole Nebula
23 May 1999
Introducing Nova Velorum 1999
24 May 1999
NGC 6872: A Stretched Spiral
25 May 1999
GRB 990510: Another Unusual Gamma Ray Burst
26 May 1999
NGC 4603 and the Expanding Universe
27 May 1999
Topographical Mars
28 May 1999
The Ecliptic Plane
29 May 1999
Tycho Brahe Measures the Sky
30 May 1999
Uranus' Moon 18
31 May 1999