🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.58 AU - 0.6 AU

Year: 162 Days

Day: 15.3 Hours

Environment

Temp: 254 °C

Axial Tilt: 75.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.18 AU - 1.5 AU

Year: 553 Days

Day: 30 Hours

Environment

Temp: -5 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,012,200 km

• M1: 257,458 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.11 AU - 1.59 AU

Year: 559 Days

Day: 42.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,012,200 km

• M1: 363,822 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.48 AU - 2.88 AU

Year: 1564 Days

Day: 31 Hours

Environment

Temp: -81 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,012,200 km

• M1: 1,058,704 km (0.097 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.6

Radius: 10

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.72 AU - 6.7 AU

Year: 4864 Days

Day: 13.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 57.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 102,012,200 km

• M1: 124,465 km (0.091 R)
• M2: 647,759 km (0.113 R)
• M3: 1,109,867 km (0.108 R)
• M4: 1,481,019 km (0.069 R)
• M5: 2,450,413 km (0.077 R)
• M6: 5,938,587 km (0.1 R)
• M7: 6,278,922 km (0.114 R)
• M8: 9,996,130 km (0.115 R)
• M9: 13,130,056 km (0.088 R)
• M10: 16,144,153 km (0.073 R)
• M11: 17,782,549 km (0.055 R)
• M12: 19,467,021 km (0.112 R)
• M13: 22,735,436 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.4

Radius: 13.5

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.22 AU - 7.04 AU

Year: 5410 Days

Day: 9.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,012,200 km

• M1: 167,849 km (0.087 R)
• M2: 866,471 km (0.092 R)
• M3: 2,269,400 km (0.04 R)
• M4: 3,087,850 km (0.057 R)
• M5: 5,515,673 km (0.117 R)
• M6: 6,257,978 km (0.088 R)
• M7: 7,866,754 km (0.092 R)
• M8: 10,360,401 km (0.105 R)
• M9: 10,869,183 km (0.038 R)
• M10: 11,987,128 km (0.111 R)
• M11: 12,496,509 km (0.058 R)
• M12: 13,126,764 km (0.108 R)
• M13: 14,451,154 km (0.097 R)
• M14: 15,501,481 km (0.119 R)
• M15: 16,168,089 km (0.111 R)
• M16: 16,602,222 km (0.116 R)
• M17: 18,417,143 km (0.115 R)
• M18: 20,146,345 km (0.078 R)
• M19: 21,680,621 km (0.101 R)
• M20: 22,209,001 km (0.059 R)
• M21: 22,900,891 km (0.112 R)
• M22: 23,528,005 km (0.074 R)
• M23: 26,236,624 km (0.071 R)
• M24: 27,096,962 km (0.078 R)
• M25: 28,964,691 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.6

Radius: 5.2

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 14.19 AU - 14.95 AU

Year: 19824 Days

Day: 19.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 102,012,200 km

• M1: 70,909 km (0.087 R)
• M2: 604,974 km (0.101 R)
• M3: 850,464 km (0.119 R)
• M4: 1,110,465 km (0.058 R)
• M5: 2,007,304 km (0.078 R)
• M6: 2,281,667 km (0.061 R)
• M7: 3,362,511 km (0.116 R)
• M8: 3,895,529 km (0.045 R)
• M9: 4,386,658 km (0.106 R)
• M10: 7,477,949 km (0.059 R)
• M11: 8,631,348 km (0.06 R)
• M12: 10,634,464 km (0.067 R)
• M13: 13,463,509 km (0.101 R)
• M14: 16,600,427 km (0.056 R)
• M15: 18,379,445 km (0.041 R)
• M16: 19,056,674 km (0.047 R)
• M17: 20,281,582 km (0.115 R)
• M18: 21,372,449 km (0.102 R)
• M19: 22,501,913 km (0.12 R)
• M20: 24,069,101 km (0.111 R)
• M21: 24,981,797 km (0.047 R)
• M22: 26,553,921 km (0.094 R)
• M23: 28,190,971 km (0.107 R)
• M24: 29,663,014 km (0.114 R)
• M25: 33,130,094 km (0.115 R)
• M26: 41,141,808 km (0.103 R)
• M27: 43,032,875 km (0.085 R)
• M28: 55,434,837 km (0.061 R)
• M29: 58,642,066 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.5

Radius: 4.1

Gravity: 54.82 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 16.13 AU - 19.47 AU

Year: 26769 Days

Day: 23 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 102,012,200 km

• M1: 51,013 km (0.105 R)
• M2: 955,332 km (0.119 R)
• M3: 1,136,645 km (0.12 R)
• M4: 2,313,381 km (0.074 R)
• M5: 3,268,265 km (0.109 R)
• M6: 3,455,112 km (0.066 R)
• M7: 3,583,467 km (0.112 R)
• M8: 4,274,460 km (0.107 R)
• M9: 4,574,104 km (0.116 R)
• M10: 5,601,692 km (0.062 R)
• M11: 6,527,703 km (0.048 R)
• M12: 7,338,524 km (0.078 R)
• M13: 7,989,125 km (0.103 R)
• M14: 8,736,516 km (0.113 R)
• M15: 19,132,969 km (0.106 R)
• M16: 19,842,063 km (0.032 R)
• M17: 24,351,242 km (0.116 R)
• M18: 28,181,546 km (0.063 R)
• M19: 31,130,868 km (0.105 R)
• M20: 32,679,954 km (0.102 R)
• M21: 34,873,956 km (0.119 R)
• M22: 36,236,494 km (0.089 R)
• M23: 38,425,859 km (0.103 R)
• M24: 45,877,927 km (0.093 R)
• M25: 47,512,284 km (0.112 R)
• M26: 48,623,198 km (0.106 R)
• M27: 50,704,553 km (0.117 R)
• M28: 51,282,449 km (0.036 R)
• M29: 51,476,029 km (0.114 R)
• M30: 55,654,297 km (0.08 R)
• M31: 59,197,972 km (0.076 R)
• M32: 67,424,508 km (0.088 R)
• M33: 68,123,130 km (0.083 R)
• M34: 72,416,140 km (0.068 R)
• M35: 95,429,679 km (0.063 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 19,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit