| Speed of light (vacium) |
c |
2.99792458 ·108 m/s |
|
|
| Year |
|
365.2422 days |
|
|
| Light year |
ly |
9.463 ·1015 m |
= 0.3066 pc |
= 6.326 ·104 au |
| Parsec |
pc |
3.085678 ·1016 m |
= 3.261 ly |
= 2.062648 ·105 au |
| Astronomical unit |
au |
1.4959787 ·1011 m |
= 1.581 ·10-5 ly |
= 4.848137 ·10-6 pc |
| Solar luminocity |
Lo |
3.90 ·1026 W |
| Solar constant |
|
1.37 kW/m2 |
|
|
| |
| Name |
Body |
Orbit |
Other |
| Mass |
Radius |
Density |
Temp. |
Gravit. |
Spin |
Tilt |
Period |
Radius |
Tilt |
Eccentricity |
Moons |
| [kg] |
106 [m] |
[kg/m3] |
[K] |
[m/s2] |
[days] |
[years] |
109 [m] |
| Sun |
1.989 ·1030 |
696 |
1.409 ·103 |
5780 |
274.0 |
25.38 |
? |
-- |
-- |
-- |
-- |
-- |
| Mercury |
3.303 ·1023 |
2.438 |
5.4 ·103 |
90-700 |
2.78 |
58.646 |
0-2° |
0.24085 |
57.90874 |
7.00° |
0.205622 |
0 |
| Venus |
4.870 ·1024 |
6.052 |
5.25 ·103 |
770 |
8.6 |
243.01 |
177.3° |
0.61521 |
108.2104 |
3.39° |
0.006783 |
0 |
| Earth |
5.972 ·1024 |
6.378 |
5.517 ·103 |
220-320 |
9.807 |
0.997 |
23.5° |
1.00004 |
149.5959 |
0.00° |
0.016684 |
1 |
| Moon |
7.349 ·1022 |
1.738 |
3.34 ·103 |
-- |
1.62 |
27.322 |
6.7° |
*0.07481 |
*0.384 |
*5.15° |
*0.05490 |
-- |
| Mars |
6.418 ·1023 |
3.397 |
3.393 ·103 |
140-300 |
3.72 |
1.026 |
25.19° |
1.88089 |
227.9430 |
1.85° |
0.093404 |
2 |
| Jupiter |
1.899 ·1027 |
71.492 |
1.334 ·103 |
100-270 |
22.88 |
0.410 |
3.12° |
11.8622 |
778.5865 |
1.31° |
0.047826 |
12 |
| Saturn |
5.686 ·1026 |
60.268 |
0.684 ·103 |
150 |
9.05 |
0.426 |
26.73° |
29.4577 |
1432.420 |
2.49° |
0.052754 |
18 |
| Uranus |
8.684 ·1025 |
25.559 |
1.29 ·103 |
? |
7.77 |
0.451 |
97.9° |
84.0139 |
2887.800 |
0.77° |
0.050363 |
15 |
| Neptune |
1.030 ·1026 |
24.764 |
2.25 ·103 |
? |
11.0 |
0.625 |
29.6° |
164.793 |
4518.831 |
1.77° |
0.004014 |
2 |
| Pluto |
1.3 ·1022 |
1.15 |
2.1 ·103 |
? |
0.4 |
6.387 |
122° |
247.686 |
5970.654 |
17.17° |
0.256695 |
1 |
| Milky Way |
3.6 ·1038 |
? |
? |
-- |
-- |
2.5 ·108? |
? |
-- |
? |
? |
? |
-- |
| *) Around the earth. |
| |
| Name |
Body, relative Earth |
Orbit, relative Earth |
| Mass |
Radius |
Density |
Temp. |
Gravit. |
Spin |
Tilt |
Period |
Radius |
|
Eccentricity |
| Sun |
333000 |
109 |
0.26 |
+5500 |
28 |
25 |
? |
-- |
-- |
|
-- |
| Mercury |
0.055 |
0.38 |
0.98 |
extreme |
0.28 |
59 |
-22.5° |
0.24 |
0.39 |
|
12 |
| Venus |
0.815 |
0.95 |
0.92 |
+500 |
0.88 |
244 |
+154° |
0.62 |
0.72 |
|
0.41 |
| Earth |
1 |
1 |
1 |
±0 |
1 |
1 |
±0° |
1 |
1 |
|
1 |
| Moon |
0.012 |
0.27 |
0.61 |
-- |
0.17 |
27 |
-17° |
*0.075 |
*0.003 |
|
*3.3 |
| Mars |
0.107 |
0.53 |
0.72 |
-50 |
0.38 |
1.0 |
+2° |
1.9 |
1.5 |
|
5.6 |
| Jupiter |
318 |
11 |
0.24 |
-85 |
2.3 |
0.4 |
-20° |
12 |
5.2 |
|
2.9 |
| Saturn |
95.1 |
9.4 |
0.12 |
-120 |
0.92 |
0.4 |
+3° |
29 |
9.6 |
|
3.2 |
| Uranus |
14.5 |
4.1 |
0.29 |
? |
0.79 |
0.4 |
+75° |
84 |
19 |
|
3.0 |
| Neptune |
17.2 |
3.8 |
0.41 |
? |
1.1 |
0.6 |
+6° |
164 |
30 |
|
0.24 |
| Pluto |
0.002 |
0.19 |
0.38 |
? |
0.04 |
6 |
+98° |
247 |
40 |
|
15 |
| Milky Way |
6 ·1013 |
? |
? |
-- |
-- |
108? |
-- |
-- |
? |
|
-- |
| *) Around the earth. |
| |
|
Other sources:
|