🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.57 AU - 0.77 AU

Year: 209 Days

Day: 35.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.15 AU - 1.81 AU

Year: 686 Days

Day: 28 Hours

Environment

Temp: -55 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.45 AU - 2.93 AU

Year: 1680 Days

Day: 27.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.7 AU - 4.24 AU

Year: 3012 Days

Day: 19.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.2

Radius: 11.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.72 AU - 5.04 AU

Year: 3491 Days

Day: 12 Hours

Environment

Temp: -135 °C

Axial Tilt: 122.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 81,441,577 km

• M1: 147,952 km (0.112 R)
• M2: 544,536 km (0.026 R)
• M3: 2,061,159 km (0.103 R)
• M4: 3,415,319 km (0.11 R)
• M5: 4,347,015 km (0.072 R)
• M6: 4,819,146 km (0.115 R)

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.9

Radius: 12.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.72 AU - 6.14 AU

Year: 4818 Days

Day: 7.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,441,577 km

• M1: 176,675 km (0.079 R)
• M2: 560,543 km (0.075 R)
• M3: 1,190,949 km (0.061 R)
• M4: 2,192,357 km (0.051 R)
• M5: 2,733,452 km (0.091 R)
• M6: 3,523,927 km (0.05 R)
• M7: 3,929,038 km (0.074 R)
• M8: 4,461,308 km (0.111 R)
• M9: 5,094,107 km (0.072 R)
• M10: 5,671,255 km (0.08 R)
• M11: 6,170,015 km (0.06 R)
• M12: 7,323,713 km (0.101 R)
• M13: 8,578,241 km (0.11 R)
• M14: 9,276,863 km (0.097 R)
• M15: 10,699,838 km (0.111 R)
• M16: 11,326,354 km (0.104 R)
• M17: 13,713,637 km (0.09 R)
• M18: 14,345,837 km (0.065 R)
• M19: 16,127,548 km (0.083 R)
• M20: 17,252,674 km (0.089 R)
• M21: 18,492,990 km (0.045 R)
• M22: 19,005,362 km (0.109 R)
• M23: 19,527,309 km (0.108 R)
• M24: 20,260,488 km (0.076 R)
• M25: 21,569,919 km (0.119 R)
• M26: 22,137,942 km (0.108 R)
• M27: 22,642,984 km (0.11 R)
• M28: 23,155,806 km (0.058 R)
• M29: 23,826,602 km (0.099 R)
• M30: 27,211,404 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.4

Radius: 13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.46 AU - 8.68 AU

Year: 7931 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,441,577 km

• M1: 163,361 km (0.116 R)
• M2: 620,682 km (0.115 R)
• M3: 1,117,346 km (0.11 R)
• M4: 1,538,764 km (0.071 R)
• M5: 3,605,458 km (0.099 R)
• M6: 4,093,746 km (0.117 R)
• M7: 4,747,937 km (0.109 R)
• M8: 8,966,448 km (0.069 R)
• M9: 11,625,550 km (0.079 R)
• M10: 13,633,153 km (0.056 R)
• M11: 17,537,059 km (0.097 R)
• M12: 19,841,166 km (0.117 R)
• M13: 25,886,864 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.2

Radius: 5.6

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.17 AU - 17.57 AU

Year: 22946 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,441,577 km

• M1: 70,311 km (0.092 R)
• M2: 273,166 km (0.1 R)
• M3: 539,600 km (0.11 R)
• M4: 875,596 km (0.091 R)
• M5: 1,079,049 km (0.049 R)
• M6: 1,314,068 km (0.074 R)
• M7: 1,520,363 km (0.095 R)
• M8: 1,924,577 km (0.049 R)
• M9: 2,355,718 km (0.08 R)
• M10: 2,616,766 km (0.11 R)
• M11: 2,994,650 km (0.071 R)
• M12: 5,831,026 km (0.112 R)
• M13: 6,027,298 km (0.083 R)
• M14: 7,621,114 km (0.047 R)
• M15: 9,913,701 km (0.052 R)
• M16: 11,551,349 km (0.089 R)
• M17: 12,241,295 km (0.088 R)
• M18: 12,629,052 km (0.091 R)
• M19: 13,024,888 km (0.072 R)
• M20: 15,351,733 km (0.059 R)
• M21: 17,695,035 km (0.068 R)
• M22: 19,733,455 km (0.112 R)
• M23: 23,076,519 km (0.118 R)
• M24: 28,883,160 km (0.089 R)
• M25: 29,339,882 km (0.107 R)
• M26: 30,150,852 km (0.054 R)
• M27: 31,817,223 km (0.088 R)
• M28: 37,588,111 km (0.097 R)
• M29: 44,019,173 km (0.106 R)
• M30: 46,627,861 km (0.104 R)
• M31: 47,572,721 km (0.026 R)
• M32: 62,360,920 km (0.076 R)
• M33: 64,085,933 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.6

Radius: 4.8

Gravity: 21.55 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 15.17 AU - 18.25 AU

Year: 26011 Days

Day: 18.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,441,577 km

• M1: 64,925 km (0.053 R)
• M2: 481,107 km (0.063 R)
• M3: 1,129,464 km (0.06 R)
• M4: 1,457,233 km (0.113 R)
• M5: 2,827,699 km (0.092 R)
• M6: 3,037,884 km (0.102 R)
• M7: 3,609,049 km (0.086 R)
• M8: 4,631,849 km (0.113 R)
• M9: 5,113,405 km (0.094 R)
• M10: 5,668,563 km (0.067 R)
• M11: 8,401,566 km (0.105 R)
• M12: 13,452,439 km (0.079 R)
• M13: 14,275,227 km (0.109 R)
• M14: 19,268,206 km (0.108 R)
• M15: 20,701,054 km (0.115 R)
• M16: 21,094,796 km (0.046 R)
• M17: 21,393,393 km (0.057 R)
• M18: 22,409,163 km (0.119 R)
• M19: 30,308,977 km (0.053 R)
• M20: 31,718,638 km (0.102 R)
• M21: 32,638,067 km (0.087 R)
• M22: 38,235,720 km (0.09 R)
• M23: 44,767,163 km (0.056 R)
• M24: 46,592,855 km (0.083 R)
• M25: 49,686,390 km (0.07 R)
• M26: 50,391,893 km (0.105 R)
• M27: 55,519,211 km (0.106 R)
• M28: 60,381,441 km (0.076 R)
• M29: 62,812,855 km (0.099 R)
• M30: 63,018,402 km (0.097 R)
• M31: 63,637,588 km (0.107 R)
• M32: 65,308,895 km (0.095 R)
• M33: 66,795,000 km (0.06 R)
• M34: 74,795,195 km (0.089 R)
• M35: 79,985,494 km (0.074 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 11,220 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit