🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.04 AU - 1.42 AU

Year: 509 Days

Day: 23.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.82 AU - 2 AU

Year: 984 Days

Day: 19.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.22 AU - 2.84 AU

Year: 1500 Days

Day: 46.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,765,177 km

• M1: 1,727,556 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.19 AU - 3.15 AU

Year: 1626 Days

Day: 12.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.15 AU - 3.23 AU

Year: 2124 Days

Day: 40.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329

Radius: 7.2

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 12.24 AU - 12.72 AU

Year: 16435 Days

Day: 17.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 112,765,177 km

• M1: 89,609 km (0.095 R)
• M2: 793,168 km (0.116 R)
• M3: 2,270,148 km (0.063 R)
• M4: 2,711,611 km (0.069 R)
• M5: 3,873,837 km (0.113 R)
• M6: 4,535,209 km (0.118 R)
• M7: 7,301,423 km (0.093 R)
• M8: 8,631,049 km (0.068 R)
• M9: 10,862,601 km (0.093 R)
• M10: 14,755,137 km (0.107 R)
• M11: 15,575,981 km (0.111 R)
• M12: 15,997,697 km (0.068 R)
• M13: 16,863,869 km (0.041 R)
• M14: 18,144,127 km (0.051 R)
• M15: 18,454,393 km (0.107 R)
• M16: 24,476,605 km (0.097 R)
• M17: 29,822,485 km (0.115 R)
• M18: 32,366,547 km (0.083 R)
• M19: 32,823,269 km (0.118 R)
• M20: 37,755,810 km (0.101 R)
• M21: 45,831,103 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.6

Radius: 4.6

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.23 AU - 14.33 AU

Year: 19069 Days

Day: 22.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,765,177 km

• M1: 62,532 km (0.098 R)
• M2: 1,250,189 km (0.118 R)
• M3: 1,547,141 km (0.117 R)
• M4: 1,759,720 km (0.114 R)
• M5: 2,516,685 km (0.062 R)
• M6: 2,703,533 km (0.112 R)
• M7: 2,922,245 km (0.113 R)
• M8: 3,546,218 km (0.094 R)
• M9: 3,999,499 km (0.075 R)
• M10: 4,225,841 km (0.115 R)
• M11: 5,250,885 km (0.107 R)
• M12: 7,822,323 km (0.114 R)
• M13: 11,746,275 km (0.112 R)
• M14: 12,328,660 km (0.083 R)
• M15: 13,114,348 km (0.094 R)
• M16: 13,868,620 km (0.118 R)
• M17: 14,126,377 km (0.089 R)
• M18: 23,066,944 km (0.104 R)
• M19: 38,106,617 km (0.107 R)
• M20: 41,473,466 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.3

Radius: 6.5

Gravity: 22.04 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 18.73 AU - 19.33 AU

Year: 30947 Days

Day: 20.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 112,765,177 km

• M1: 82,877 km (0.077 R)
• M2: 461,210 km (0.114 R)
• M3: 1,778,868 km (0.051 R)
• M4: 2,249,952 km (0.094 R)
• M5: 2,554,533 km (0.087 R)
• M6: 2,973,706 km (0.1 R)
• M7: 4,241,848 km (0.078 R)
• M8: 5,928,564 km (0.095 R)
• M9: 6,264,112 km (0.092 R)
• M10: 7,456,107 km (0.071 R)
• M11: 7,677,961 km (0.093 R)
• M12: 9,811,227 km (0.072 R)
• M13: 12,542,884 km (0.06 R)
• M14: 13,016,062 km (0.095 R)
• M15: 13,419,378 km (0.108 R)
• M16: 15,472,459 km (0.073 R)
• M17: 16,108,699 km (0.095 R)
• M18: 18,422,679 km (0.049 R)
• M19: 18,624,935 km (0.045 R)
• M20: 19,764,123 km (0.085 R)
• M21: 22,180,876 km (0.071 R)
• M22: 24,299,182 km (0.049 R)
• M23: 29,344,221 km (0.105 R)
• M24: 32,183,439 km (0.112 R)
• M25: 38,566,181 km (0.116 R)
• M26: 47,809,983 km (0.066 R)
• M27: 62,667,146 km (0.111 R)
• M28: 68,795,722 km (0.054 R)
• M29: 76,349,667 km (0.12 R)
• M30: 77,134,158 km (0.097 R)
• M31: 81,681,335 km (0.033 R)
• M32: 90,135,709 km (0.087 R)
• M33: 92,484,844 km (0.067 R)
• M34: 92,781,347 km (0.089 R)
• M35: 99,465,530 km (0.063 R)
• M36: 104,202,397 km (0.092 R)
• M37: 106,463,419 km (0.067 R)
• M38: 110,082,341 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 11,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit