🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 135 Days

Day: 18.5 Hours

Environment

Temp: 161 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,596,906 km

• M1: 77,043 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.18 AU - 1.34 AU

Year: 525 Days

Day: 26.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.18 AU - 1.76 AU

Year: 661 Days

Day: 15.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,596,906 km

• M1: 13,314 km (0.116 R)
• M2: 270,323 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.52 AU - 2.4 AU

Year: 1018 Days

Day: 29.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 12.4

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.6 AU - 6.12 AU

Year: 5261 Days

Day: 11.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,596,906 km

• M1: 154,235 km (0.095 R)
• M2: 684,560 km (0.069 R)
• M3: 1,170,155 km (0.093 R)
• M4: 1,803,702 km (0.078 R)
• M5: 2,346,443 km (0.119 R)
• M6: 3,177,160 km (0.074 R)
• M7: 3,583,168 km (0.09 R)
• M8: 5,100,091 km (0.11 R)
• M9: 5,721,221 km (0.077 R)
• M10: 6,730,259 km (0.095 R)
• M11: 7,778,192 km (0.105 R)
• M12: 9,398,187 km (0.066 R)
• M13: 10,848,239 km (0.104 R)
• M14: 11,281,624 km (0.071 R)
• M15: 12,338,384 km (0.081 R)
• M16: 17,039,048 km (0.071 R)
• M17: 18,293,276 km (0.099 R)
• M18: 19,964,584 km (0.092 R)
• M19: 20,470,673 km (0.101 R)
• M20: 24,338,227 km (0.108 R)
• M21: 25,250,325 km (0.076 R)
• M22: 28,304,067 km (0.101 R)
• M23: 31,401,341 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.6

Radius: 11.7

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.56 AU - 8.52 AU

Year: 8455 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,596,906 km

• M1: 147,952 km (0.117 R)
• M2: 539,899 km (0.088 R)
• M3: 945,907 km (0.039 R)
• M4: 1,369,718 km (0.106 R)
• M5: 1,921,585 km (0.116 R)
• M6: 2,473,900 km (0.117 R)
• M7: 3,026,814 km (0.066 R)
• M8: 3,948,486 km (0.092 R)
• M9: 4,569,617 km (0.117 R)
• M10: 5,813,074 km (0.079 R)
• M11: 7,232,608 km (0.057 R)
• M12: 11,853,387 km (0.119 R)
• M13: 14,236,332 km (0.076 R)
• M14: 15,697,155 km (0.064 R)
• M15: 16,463,994 km (0.045 R)
• M16: 18,701,679 km (0.114 R)
• M17: 23,441,837 km (0.115 R)
• M18: 24,698,608 km (0.081 R)
• M19: 28,738,349 km (0.088 R)
• M20: 30,865,033 km (0.073 R)
• M21: 32,068,248 km (0.092 R)
• M22: 33,615,988 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.2

Radius: 4.3

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 16.96 AU - 19.64 AU

Year: 29032 Days

Day: 19.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,596,906 km

• M1: 53,706 km (0.112 R)
• M2: 396,135 km (0.038 R)
• M3: 531,072 km (0.094 R)
• M4: 744,249 km (0.083 R)
• M5: 887,415 km (0.102 R)
• M6: 1,024,895 km (0.118 R)
• M7: 1,176,737 km (0.119 R)
• M8: 1,343,538 km (0.072 R)
• M9: 2,155,257 km (0.059 R)
• M10: 2,561,714 km (0.095 R)
• M11: 4,573,207 km (0.11 R)
• M12: 4,777,558 km (0.05 R)
• M13: 11,027,457 km (0.096 R)
• M14: 15,458,995 km (0.084 R)
• M15: 21,510,827 km (0.091 R)
• M16: 23,362,999 km (0.066 R)
• M17: 28,395,770 km (0.074 R)
• M18: 32,207,075 km (0.091 R)
• M19: 33,976,519 km (0.089 R)
• M20: 36,077,022 km (0.084 R)
• M21: 36,211,062 km (0.036 R)
• M22: 36,615,276 km (0.097 R)
• M23: 36,886,497 km (0.058 R)
• M24: 46,287,825 km (0.027 R)
• M25: 47,083,087 km (0.102 R)
• M26: 47,887,475 km (0.079 R)
• M27: 48,049,490 km (0.092 R)
• M28: 49,855,286 km (0.059 R)
• M29: 50,690,790 km (0.025 R)
• M30: 53,080,017 km (0.118 R)
• M31: 53,253,551 km (0.109 R)
• M32: 58,081,672 km (0.113 R)
• M33: 66,762,837 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 15,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit