🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.68 AU - 0.96 AU

Year: 274 Days

Day: 34.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.93 AU - 0.93 AU

Year: 331 Days

Day: 27.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 43.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.07 AU - 1.57 AU

Year: 560 Days

Day: 47.7 Hours

Environment

Temp: -19 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.27 AU - 1.55 AU

Year: 618 Days

Day: 46.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.31 AU - 3.75 AU

Year: 1946 Days

Day: 41.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 82.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,585,737 km

• M1: 55,351 km (0.092 R)
• M2: 275,410 km (0.063 R)

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.9

Radius: 13.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.4 AU - 9 AU

Year: 7128 Days

Day: 8.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,585,737 km

• M1: 171,589 km (0.066 R)
• M2: 654,341 km (0.115 R)
• M3: 1,494,034 km (0.041 R)
• M4: 2,395,959 km (0.03 R)
• M5: 2,961,140 km (0.085 R)
• M6: 3,657,219 km (0.117 R)
• M7: 4,460,560 km (0.1 R)
• M8: 5,519,563 km (0.117 R)
• M9: 6,108,979 km (0.114 R)
• M10: 8,625,364 km (0.088 R)
• M11: 9,586,082 km (0.098 R)
• M12: 11,531,303 km (0.107 R)
• M13: 12,497,705 km (0.082 R)
• M14: 15,896,569 km (0.12 R)
• M15: 16,849,358 km (0.119 R)
• M16: 19,066,099 km (0.109 R)
• M17: 22,340,348 km (0.118 R)
• M18: 26,462,816 km (0.055 R)
• M19: 28,400,258 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.7

Radius: 11.9

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.34 AU - 8.98 AU

Year: 8600 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,585,737 km

• M1: 149,448 km (0.098 R)
• M2: 534,214 km (0.096 R)
• M3: 967,449 km (0.102 R)
• M4: 1,374,655 km (0.077 R)
• M5: 2,325,948 km (0.082 R)
• M6: 3,378,518 km (0.066 R)
• M7: 3,775,850 km (0.088 R)
• M8: 6,291,338 km (0.105 R)
• M9: 8,854,548 km (0.085 R)
• M10: 14,537,173 km (0.048 R)
• M11: 19,237,389 km (0.103 R)
• M12: 19,788,806 km (0.06 R)
• M13: 20,350,696 km (0.11 R)
• M14: 20,923,207 km (0.07 R)
• M15: 24,220,643 km (0.044 R)
• M16: 25,992,780 km (0.09 R)
• M17: 37,737,559 km (0.08 R)
• M18: 38,230,035 km (0.115 R)
• M19: 38,602,235 km (0.05 R)
• M20: 42,723,506 km (0.093 R)
• M21: 43,124,429 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 13.4

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.89 AU - 9.81 AU

Year: 9714 Days

Day: 14.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,585,737 km

• M1: 168,746 km (0.079 R)
• M2: 745,297 km (0.07 R)
• M3: 1,552,078 km (0.113 R)
• M4: 2,015,831 km (0.117 R)
• M5: 2,552,738 km (0.119 R)
• M6: 3,838,233 km (0.074 R)
• M7: 4,519,651 km (0.077 R)
• M8: 5,692,349 km (0.104 R)
• M9: 6,777,232 km (0.055 R)
• M10: 9,207,450 km (0.093 R)
• M11: 10,645,983 km (0.112 R)
• M12: 11,362,706 km (0.11 R)
• M13: 13,015,912 km (0.09 R)
• M14: 14,824,401 km (0.11 R)
• M15: 16,143,555 km (0.088 R)
• M16: 16,721,900 km (0.114 R)
• M17: 17,843,436 km (0.083 R)
• M18: 18,305,992 km (0.106 R)
• M19: 20,994,116 km (0.099 R)
• M20: 22,388,069 km (0.103 R)
• M21: 24,878,874 km (0.113 R)
• M22: 30,187,055 km (0.098 R)
• M23: 33,921,467 km (0.043 R)
• M24: 35,352,520 km (0.118 R)
• M25: 39,625,783 km (0.074 R)
• M26: 43,117,397 km (0.084 R)
• M27: 49,182,843 km (0.094 R)
• M28: 52,261,567 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.2

Radius: 6.7

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 11.04 AU - 15.38 AU

Year: 17715 Days

Day: 24.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 33,585,737 km

• M1: 83,476 km (0.097 R)
• M2: 381,774 km (0.048 R)
• M3: 684,859 km (0.027 R)
• M4: 950,395 km (0.083 R)
• M5: 1,494,333 km (0.092 R)
• M6: 1,793,529 km (0.099 R)
• M7: 2,208,813 km (0.059 R)
• M8: 3,678,612 km (0.052 R)
• M9: 4,442,458 km (0.104 R)
• M10: 5,594,960 km (0.079 R)
• M11: 7,588,801 km (0.057 R)
• M12: 8,094,142 km (0.083 R)
• M13: 8,621,624 km (0.044 R)
• M14: 9,070,119 km (0.077 R)
• M15: 10,848,239 km (0.083 R)
• M16: 11,311,993 km (0.112 R)
• M17: 12,341,376 km (0.062 R)
• M18: 12,719,260 km (0.092 R)
• M19: 13,431,794 km (0.072 R)
• M20: 14,724,918 km (0.094 R)
• M21: 15,510,457 km (0.115 R)
• M22: 15,729,468 km (0.116 R)
• M23: 17,399,130 km (0.111 R)
• M24: 21,086,269 km (0.078 R)
• M25: 24,269,263 km (0.118 R)
• M26: 24,564,569 km (0.068 R)
• M27: 35,585,444 km (0.1 R)
• M28: 36,479,441 km (0.084 R)
• M29: 37,257,499 km (0.116 R)
• M30: 37,782,289 km (0.093 R)
• M31: 39,794,230 km (0.034 R)
• M32: 43,160,182 km (0.091 R)
• M33: 55,403,123 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.3

Radius: 4.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 16.32 AU - 23.28 AU

Year: 32507 Days

Day: 18 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,585,737 km

• M1: 265,087 km (0.116 R)
• M2: 1,400,834 km (0.089 R)
• M3: 3,474,261 km (0.095 R)
• M4: 3,721,247 km (0.066 R)
• M5: 4,200,409 km (0.113 R)
• M6: 4,480,905 km (0.059 R)
• M7: 6,466,667 km (0.12 R)
• M8: 7,782,231 km (0.062 R)
• M9: 9,830,375 km (0.108 R)
• M10: 10,647,928 km (0.087 R)
• M11: 11,509,911 km (0.108 R)
• M12: 14,430,959 km (0.106 R)
• M13: 20,503,884 km (0.057 R)
• M14: 27,200,932 km (0.085 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: 433 - 14,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit