| Merkur | Venus | Erde | Mars | Jupiter | Saturn | Uranus | Neptun | Pluto | Sonne | Mond | Phobos | Ganymed | Titan | |
| Typ | terr. Planet | terr. Planet | terr. Planet | terr. Planet | Gasplanet | Gasplanet | Gasplanet | Gasplanet | Kleinplanet | Stern (G2) | Mond (Erde) | Mond (Mars) | Mond (Jupiter) | Mond (Saturn) |
| Durchmesser (km) | 4878.0 km | 12104.0 km | 12756.3 km | 6794.8 km | 142984.8 km | 120536.8 km | 51118.8 km | 50538.2 km | 2320.0 km | 1392000 km | 3474 km | 5268 km (Länge) | 3121 km | 5150 km |
| relativ (Erde) | 0.38 | 0.95 | 1.00 | 0.53 | 11,21 | 9,45 | 4.01 | 3.96 | 0.18 | 109.12 | 0,2723360222 | 0,41297241 | 0,244663421 | 0,403722082 |
| Masse (kg) | 3.302 x 10^23 | 4.869 x 10^24 | 5.974 x 10^24 | 6.419 x 10^23 | 1.899 x 10^27 | 5.686 x 10^26 | 8.698 x 10^25 | 1.024 x 10^26 | 1.270 x 10^22 | 1.989 * 10^30 | 7.348 x 10^22 | 1.482 x 10^23 | 4.800 x 10^22 | 1.346 x 10^23 |
| relativ (Erde) | 0.055 | 0.815 | 1 | 0.107 | 317,892 | 95,168 | 14.559 | 17.145 | 0.002 | 332946 | ||||
| Schwerkraft | 3.78 m/s^2 | 8.83 m/s^2 | 9.78 m/s^2 | 3.72 m/s^2 | 22.90 m/s^2 | 9.05 m/s^2 | 7.77 m/s^2 | 11.00 m/s^2 | 0.40 m/s^2 | 273,96 m/s^2 | 1,62 m/s^2 | |||
| relativ (Erde) | 0.39 | 0.90 | 1.00 | 0.38 | 2,34 | 0,93 | 0.79 | 1.13 | 0.04 | 27,9 | 0,16564417 | |||
| Mittlere Dichte | 5.43 g/cm^3 | 5.24 g/cm^3 | 5.51 g/cm^3 | 3.94 g/cm^3 | 1.33 g/cm^3 | 0.69 g/cm^3 | 1.30 g/cm^3 | 1.64 g/cm^3 | 2.05 g/cm^3 | 1.41 g/cm^3 | 3.34 g/cm^3 | 1.94 g/cm^3 | 3.01 g/cm^3 | 1.88 g/cm^3 |
| relativ (Erde) | 0,985480944 | 0,950998185 | 1 | 0,715063521 | 0,24137931 | 0,12522686 | 0,23593466 | 0,297640 | 0,372050 | 0,25589836 | 0,60617059 | 0,3520871 | 0,5462794918 | 0,3411978 |
| Neigung d. m. Achse (Vers.) | 10° | k.a. | 12° (8%) | k.a. | -10° (10%) | 0° (5%) | -59° (31%) | -47° (55%) | ||||||
| Magnetfeldstärke (Äquator) | 0.007 | 1.100 | 1.000 | 0.001 | 13.80 | 0.660 | 0.750 | 0.200 | ||||||
| Abstand der Magnetopause | 1,1 | 1,1 | 10.0 | k.a. | 60-100 | 17-25 | 18-25 | 25-30 | ||||||
| Rotationsdauer (Tag) | 1407h 30m | 5832h 26m | 23h 56m | 24h 37m | 9h 55m | 10h 39m | 17h 14m | 16h 6m | 153h 17m | 25-35 Tage | 655h 43m | 171h 42m | 85h 13m | 22h 37m |
| Äquatorneigung | 0.01° | 177.36° | 23.45° | 25.19° | 3.13° | 26.73° | 97.77° | 28.32° | 122.53° | 7°15' | ||||
| Siderische Umlaufzeit | 88.0 Tage | 224.7 Tage | 365.26 Tage | 686.9 Tage | 11.9 Jahre | 29.4 Jahre | 83.7 Jahre | 163.7 Jahre | 248.0 Jahre | 225 Mill. Jahre | 27.3 Tage | 7.15 Tage | 3.55 Tage | 15.9 Tage |
| Entfernung zur Sonne (Mio.) | 57,91 | 108,21 | 149.58 Mio. | 227,92 | 778,57 | 1433,53 | 2872,46 | 4495,06 | 5869,66 | 26500 Lj | ||||
| größte (Aphel) | 69,82 | 108,94 | 152,1 | 249,23 | 816,62 | 1514,5 | 3003,62 | 4545,67 | 7304,33 | 28000 Lj | ||||
| kleinste (Perihel) | 46 | 107,48 | 147,09 | 206,62 | 740,52 | 1352,55 | 2741,3 | 4444,45 | 4434,99 | 25000 Lj | ||||
| Monde | 0 | 0 | 1 | 2 | 28 (61) | 24 (31) | 21 | 8 | 1 | - | - | - | - | - |
| Ringstruktur | 0 | 0 | 0 | 0 | AB (fein) | AB (CDEFG) | A (grob) | ABCD (fein) | 0 | - | - | - | - | - |
| Atmosphäre (100%) | Na/50-He/41-O/8 | CO2/96-N/3 | N/78-O/20 | CO2/95-N/3-Ar/2 | H/90-He/9 | H/97-He/2 | H/83-He/15-Me/2 | H/84-He/13-Me/3 | N/80-Me/20 | |||||
| Wolken | - | S | H2O | ? | s.o. | s.o. | s.o. | s.o. | - | - | ||||
| Temperaturen | -170°C/+425°C | +475°C | +10°C/+20°C | -130°C/+10°C | -160°C | -190°C | -214°C | -220°C | -230°C | + 5770°C | ||||
| Atmosphärischer Druck (bar) | 1/Bill. | 91 | 1 | 7 mbar | 1 - 1000 | 1 - 1000 | 1 - 1000 | 1- 1000 | ~ 3 mbar | |||||
| Kruste | Silikate | Silikate | Silikate (fest) | Silikate | - | - | - | - | - | |||||
| Schale | Silikate | Silikate | Silikate (flüssig) | Silikate | flüssiger H | flüssiger H | H20+Am+Me | - | H20+Me-Eis | |||||
| Mantel | Fe-Ni | Fe-Ni | Fe-Ni (flüssig) | Fe (-Ni) | metal. H | metal. H | H20+Am+Me | H20+Am+Me | H20-Eis | |||||
| Kern | Fe-Ni | Fe-Ni | Fe-Ni (fest) | Eisensulfid | ? | ? | ? | ? | ? |