🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.85 AU - 1.25 AU

Year: 393 Days

Day: 42.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.6 AU - 2.08 AU

Year: 912 Days

Day: 25.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,342,213 km

• M1: 21,692 km (0.036 R)
• M2: 379,829 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.88 AU - 2.56 AU

Year: 1208 Days

Day: 27.8 Hours

Environment

Temp: -82 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.23 AU - 2.35 AU

Year: 1266 Days

Day: 39 Hours

Environment

Temp: -81 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.2

Radius: 12.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.01 AU - 6.13 AU

Year: 4170 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 80.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,342,213 km

• M1: 156,629 km (0.089 R)
• M2: 895,792 km (0.088 R)
• M3: 1,813,276 km (0.1 R)
• M4: 2,697,848 km (0.08 R)
• M5: 3,713,618 km (0.03 R)
• M6: 4,440,962 km (0.117 R)
• M7: 4,874,347 km (0.06 R)
• M8: 8,404,109 km (0.094 R)
• M9: 8,891,948 km (0.109 R)
• M10: 11,964,688 km (0.112 R)
• M11: 13,362,231 km (0.118 R)
• M12: 14,516,828 km (0.037 R)
• M13: 19,025,708 km (0.067 R)
• M14: 21,500,206 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.2

Radius: 10.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.5 AU - 8.82 AU

Year: 9308 Days

Day: 12.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,342,213 km

• M1: 125,662 km (0.105 R)
• M2: 600,187 km (0.11 R)
• M3: 1,155,644 km (0.038 R)
• M4: 2,085,544 km (0.098 R)
• M5: 2,684,983 km (0.082 R)
• M6: 3,774,953 km (0.119 R)
• M7: 6,926,830 km (0.082 R)
• M8: 7,842,818 km (0.043 R)
• M9: 10,567,294 km (0.092 R)
• M10: 15,105,196 km (0.097 R)
• M11: 16,247,226 km (0.115 R)
• M12: 19,010,299 km (0.114 R)
• M13: 19,954,411 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.4

Radius: 4

Gravity: 42.46 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 11.22 AU - 14.2 AU

Year: 16550 Days

Day: 23.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,342,213 km

• M1: 50,414 km (0.104 R)
• M2: 313,408 km (0.11 R)
• M3: 530,175 km (0.096 R)
• M4: 780,901 km (0.11 R)
• M5: 1,662,930 km (0.083 R)
• M6: 8,204,994 km (0.086 R)
• M7: 9,020,004 km (0.116 R)
• M8: 9,285,390 km (0.118 R)
• M9: 11,169,127 km (0.086 R)
• M10: 11,475,204 km (0.046 R)
• M11: 14,923,285 km (0.061 R)
• M12: 15,145,139 km (0.113 R)
• M13: 16,920,866 km (0.113 R)
• M14: 18,659,193 km (0.11 R)
• M15: 23,170,765 km (0.07 R)
• M16: 25,099,381 km (0.096 R)
• M17: 33,252,166 km (0.104 R)
• M18: 43,305,442 km (0.06 R)
• M19: 44,211,706 km (0.064 R)
• M20: 50,913,242 km (0.116 R)
• M21: 56,093,816 km (0.081 R)
• M22: 60,482,718 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.6

Radius: 4.9

Gravity: 32.05 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.24 AU - 17.24 AU

Year: 22809 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,342,213 km

• M1: 61,186 km (0.119 R)
• M2: 793,467 km (0.06 R)
• M3: 2,390,574 km (0.077 R)
• M4: 2,732,106 km (0.112 R)
• M5: 3,275,745 km (0.057 R)
• M6: 3,824,021 km (0.119 R)
• M7: 4,538,500 km (0.098 R)
• M8: 4,721,010 km (0.079 R)
• M9: 6,545,056 km (0.107 R)
• M10: 7,310,998 km (0.078 R)
• M11: 8,848,415 km (0.112 R)
• M12: 9,076,252 km (0.076 R)
• M13: 9,307,830 km (0.091 R)
• M14: 10,846,145 km (0.098 R)
• M15: 14,652,214 km (0.077 R)
• M16: 14,811,087 km (0.071 R)
• M17: 15,132,273 km (0.103 R)
• M18: 22,998,578 km (0.09 R)
• M19: 24,641,612 km (0.087 R)
• M20: 24,866,457 km (0.076 R)
• M21: 26,011,180 km (0.113 R)
• M22: 27,190,460 km (0.075 R)
• M23: 34,741,413 km (0.093 R)
• M24: 35,881,498 km (0.1 R)
• M25: 38,688,852 km (0.095 R)
• M26: 48,862,405 km (0.074 R)
• M27: 59,059,893 km (0.106 R)
• M28: 63,802,445 km (0.111 R)
• M29: 73,105,787 km (0.057 R)
• M30: 78,564,164 km (0.107 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 19,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit