A NASA laser reflecting technology that will aid Global Positioning System (GPS) accuracy is now operational as of March 9. The instrument, known as a laser retroreflector array, or LRA, launched aboard GPS III SV-09, the ninth of U.S. Space Force’s Block III Global Positioning System satellites, on Jan. 27. LRAs are sets of mirrors […]
Posted on
March 19, 2026
Sign up for our newsletter:
Categories
1
51
44
3
15
18
1
3
24
1
1
343
17
1
103
134
10
12
18
1
87
39
36
101
4
147
384
5
1
4
5
15
2
4
18
2
198
14
6
37
1
8
16
25
1
1
3
11
2
17
2
1
6
6
1
10
1
103
43
5
2
13
1
2
10
149
2
3
2
2
1
3
32
3
4
28
11
1
3
2
107
4
10
14
6
14
29
1
5
1
1
12
43
14
6
1
3
13
1
1
10
42
2
40
11
3
53
1
6
31
1
11
1
262
33
10
1
1
1
171
353
2
120
1
10
2
221
65
2
7
134
1
1
10
1
10
4
1
32
10
1
1
624
20
344
11
3
1
1
291
106
157
1
25
1
20
17
3
29
1
1
212
4
1
1
1
58
25
1
18
1
52
10
41
195
2
23
2
1
367
5
4
10
6
Blog Posts
Career Spotlight: Electrician (Ages 14-18)
June 24, 2026
Playing the Moon Game
June 24, 2026