🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.83 AU - 0.97 AU

Year: 323 Days

Day: 21.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,298,902 km

• M1: 47,572 km (0.109 R)
• M2: 239,805 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.96 AU - 1.14 AU

Year: 408 Days

Day: 43.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.1 AU - 1.78 AU

Year: 654 Days

Day: 29.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.76 AU - 2.26 AU

Year: 1079 Days

Day: 23.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.58 AU - 3.1 AU

Year: 1813 Days

Day: 14.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,298,902 km

• M1: 554,410 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324

Radius: 8.5

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.91 AU - 11.53 AU

Year: 12374 Days

Day: 10.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,298,902 km

• M1: 105,915 km (0.112 R)
• M2: 721,810 km (0.055 R)
• M3: 1,276,668 km (0.106 R)
• M4: 1,838,558 km (0.12 R)
• M5: 2,280,769 km (0.101 R)
• M6: 2,874,523 km (0.119 R)
• M7: 3,788,566 km (0.114 R)
• M8: 5,034,866 km (0.052 R)
• M9: 6,178,392 km (0.109 R)
• M10: 11,257,090 km (0.117 R)
• M11: 19,329,990 km (0.113 R)
• M12: 20,719,305 km (0.048 R)
• M13: 34,533,920 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.3

Radius: 4.4

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.12 AU - 13.7 AU

Year: 17569 Days

Day: 15.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,298,902 km

• M1: 57,745 km (0.037 R)
• M2: 391,049 km (0.113 R)
• M3: 587,770 km (0.072 R)
• M4: 1,533,677 km (0.114 R)
• M5: 3,011,405 km (0.086 R)
• M6: 3,255,549 km (0.095 R)
• M7: 4,509,179 km (0.114 R)
• M8: 6,565,851 km (0.089 R)
• M9: 12,448,188 km (0.074 R)
• M10: 13,624,626 km (0.066 R)
• M11: 15,360,560 km (0.087 R)
• M12: 16,828,115 km (0.114 R)
• M13: 17,003,144 km (0.106 R)
• M14: 17,179,520 km (0.026 R)
• M15: 17,655,690 km (0.078 R)
• M16: 20,900,618 km (0.082 R)
• M17: 22,556,517 km (0.106 R)
• M18: 23,127,232 km (0.092 R)
• M19: 25,815,656 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738

Radius: 5

Gravity: 29.52 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.08 AU - 15.26 AU

Year: 21281 Days

Day: 18.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 106 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 81,298,902 km

• M1: 62,233 km (0.073 R)
• M2: 244,742 km (0.075 R)
• M3: 401,221 km (0.054 R)
• M4: 1,089,820 km (0.083 R)
• M5: 1,409,212 km (0.119 R)
• M6: 1,608,476 km (0.044 R)
• M7: 1,770,192 km (0.088 R)
• M8: 1,982,621 km (0.073 R)
• M9: 2,601,357 km (0.102 R)
• M10: 2,981,635 km (0.092 R)
• M11: 4,380,525 km (0.094 R)
• M12: 4,626,165 km (0.12 R)
• M13: 4,955,579 km (0.111 R)
• M14: 5,661,083 km (0.1 R)
• M15: 6,841,709 km (0.116 R)
• M16: 7,077,026 km (0.085 R)
• M17: 8,282,935 km (0.116 R)
• M18: 9,503,055 km (0.056 R)
• M19: 9,737,176 km (0.11 R)
• M20: 10,901,795 km (0.096 R)
• M21: 11,288,207 km (0.071 R)
• M22: 16,493,315 km (0.049 R)
• M23: 18,683,278 km (0.048 R)
• M24: 22,786,299 km (0.084 R)
• M25: 23,311,387 km (0.082 R)
• M26: 24,385,949 km (0.068 R)
• M27: 24,604,811 km (0.087 R)
• M28: 28,286,115 km (0.091 R)
• M29: 32,715,110 km (0.107 R)
• M30: 35,162,980 km (0.098 R)
• M31: 36,289,152 km (0.084 R)
• M32: 38,170,046 km (0.084 R)
• M33: 39,059,705 km (0.034 R)
• M34: 42,915,740 km (0.103 R)
• M35: 45,677,915 km (0.1 R)
• M36: 48,039,766 km (0.117 R)
• M37: 49,951,627 km (0.097 R)
• M38: 51,015,567 km (0.063 R)
• M39: 53,188,775 km (0.116 R)
• M40: 53,372,481 km (0.119 R)
• M41: 68,618,599 km (0.111 R)
• M42: 70,374,429 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 11,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit