🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.44 AU - 0.56 AU

Year: 130 Days

Day: 40.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.47 AU - 0.71 AU

Year: 166 Days

Day: 20.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.9 AU - 1.12 AU

Year: 373 Days

Day: 41.5 Hours

Environment

Temp: 41 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,084,591 km

• M1: 304,282 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.97 AU - 1.59 AU

Year: 532 Days

Day: 16.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.23 AU - 1.45 AU

Year: 569 Days

Day: 25.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.56 AU - 1.8 AU

Year: 799 Days

Day: 25.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,084,591 km

• M1: 940,971 km (0.073 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.55 AU - 2.15 AU

Year: 924 Days

Day: 46.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,084,591 km

• M1: 62,981 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.1

Radius: 8.8

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.33 AU - 11.21 AU

Year: 11210 Days

Day: 9.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,084,591 km

• M1: 109,506 km (0.038 R)
• M2: 570,566 km (0.087 R)
• M3: 1,056,161 km (0.078 R)
• M4: 2,513,693 km (0.057 R)
• M5: 3,230,865 km (0.116 R)
• M6: 4,902,023 km (0.112 R)
• M7: 6,555,379 km (0.073 R)
• M8: 8,935,331 km (0.081 R)
• M9: 9,331,167 km (0.116 R)
• M10: 10,754,292 km (0.08 R)
• M11: 11,663,099 km (0.114 R)
• M12: 13,503,452 km (0.059 R)
• M13: 13,959,277 km (0.088 R)
• M14: 15,886,097 km (0.033 R)
• M15: 20,943,403 km (0.048 R)
• M16: 23,180,190 km (0.12 R)
• M17: 34,685,762 km (0.075 R)
• M18: 35,295,224 km (0.099 R)
• M19: 40,699,597 km (0.063 R)
• M20: 43,175,591 km (0.048 R)
• M21: 53,760,538 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.2

Radius: 3

Gravity: 106.58 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 14.68 AU - 15.4 AU

Year: 21411 Days

Day: 22.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 56 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 89,084,591 km

• M1: 37,399 km (0.088 R)
• M2: 261,347 km (0.062 R)
• M3: 381,923 km (0.111 R)
• M4: 506,389 km (0.072 R)
• M5: 687,402 km (0.074 R)
• M6: 1,222,663 km (0.097 R)
• M7: 1,445,415 km (0.051 R)
• M8: 1,657,245 km (0.117 R)
• M9: 1,849,030 km (0.082 R)
• M10: 3,066,008 km (0.071 R)
• M11: 3,888,049 km (0.069 R)
• M12: 4,261,595 km (0.094 R)
• M13: 5,238,618 km (0.046 R)
• M14: 5,693,695 km (0.06 R)
• M15: 5,908,966 km (0.112 R)
• M16: 7,166,636 km (0.105 R)
• M17: 8,761,498 km (0.065 R)
• M18: 10,449,561 km (0.118 R)
• M19: 13,070,516 km (0.094 R)
• M20: 13,903,776 km (0.08 R)
• M21: 14,059,058 km (0.107 R)
• M22: 14,691,558 km (0.077 R)
• M23: 15,675,463 km (0.119 R)
• M24: 17,143,318 km (0.025 R)
• M25: 17,773,424 km (0.099 R)
• M26: 19,271,497 km (0.108 R)
• M27: 19,464,478 km (0.087 R)
• M28: 21,362,576 km (0.118 R)
• M29: 21,673,141 km (0.102 R)
• M30: 21,986,698 km (0.11 R)
• M31: 22,091,866 km (0.062 R)
• M32: 32,043,116 km (0.052 R)
• M33: 33,135,779 km (0.076 R)
• M34: 33,551,810 km (0.115 R)
• M35: 33,971,283 km (0.104 R)
• M36: 38,208,343 km (0.111 R)
• M37: 39,903,586 km (0.108 R)
• M38: 43,442,773 km (0.098 R)
• M39: 46,836,849 km (0.08 R)
• M40: 54,916,780 km (0.088 R)
• M41: 71,894,343 km (0.072 R)
• M42: 78,820,575 km (0.083 R)
• M43: 80,307,129 km (0.052 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 18,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit