🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.51 AU - 0.73 AU

Year: 173 Days

Day: 32.8 Hours

Environment

Temp: 211 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,780,950 km

• M1: 136,583 km (0.076 R)
• M2: 355,893 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.68 AU - 0.8 AU

Year: 226 Days

Day: 34.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.04 AU - 1.38 AU

Year: 472 Days

Day: 17.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 86,780,950 km

• M1: 32,762 km (0.096 R)
• M2: 137,181 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.32 AU - 1.58 AU

Year: 619 Days

Day: 38 Hours

Environment

Temp: 9 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.2

Radius: 14.1

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.98 AU - 7.36 AU

Year: 6811 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,780,950 km

• M1: 175,927 km (0.11 R)
• M2: 670,647 km (0.084 R)
• M3: 1,124,378 km (0.117 R)
• M4: 1,755,681 km (0.112 R)
• M5: 4,551,964 km (0.045 R)
• M6: 6,089,531 km (0.051 R)
• M7: 7,165,289 km (0.079 R)
• M8: 8,364,316 km (0.097 R)
• M9: 9,608,821 km (0.107 R)
• M10: 11,487,471 km (0.112 R)
• M11: 12,066,564 km (0.093 R)
• M12: 12,564,127 km (0.105 R)
• M13: 18,127,821 km (0.071 R)
• M14: 18,781,414 km (0.115 R)
• M15: 19,248,160 km (0.064 R)
• M16: 20,554,448 km (0.083 R)
• M17: 23,573,483 km (0.11 R)
• M18: 26,209,397 km (0.096 R)
• M19: 27,214,845 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.8

Radius: 4

Gravity: 36.18 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 16.13 AU - 16.23 AU

Year: 23089 Days

Day: 19.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,780,950 km

• M1: 49,966 km (0.071 R)
• M2: 186,399 km (0.106 R)
• M3: 438,471 km (0.081 R)
• M4: 1,424,172 km (0.031 R)
• M5: 1,677,142 km (0.089 R)
• M6: 1,900,491 km (0.054 R)
• M7: 2,569,792 km (0.088 R)
• M8: 2,740,483 km (0.09 R)
• M9: 3,355,181 km (0.119 R)
• M10: 4,962,610 km (0.098 R)
• M11: 5,227,698 km (0.096 R)
• M12: 6,122,891 km (0.072 R)
• M13: 6,606,691 km (0.061 R)
• M14: 7,452,816 km (0.093 R)
• M15: 10,918,849 km (0.042 R)
• M16: 17,482,007 km (0.103 R)
• M17: 19,457,148 km (0.083 R)
• M18: 20,691,480 km (0.107 R)
• M19: 24,164,843 km (0.062 R)
• M20: 30,073,062 km (0.099 R)
• M21: 30,447,804 km (0.03 R)
• M22: 37,882,070 km (0.09 R)
• M23: 41,012,555 km (0.106 R)
• M24: 42,249,131 km (0.108 R)
• M25: 43,829,483 km (0.09 R)
• M26: 44,958,798 km (0.064 R)
• M27: 45,285,071 km (0.09 R)
• M28: 55,072,811 km (0.075 R)
• M29: 57,338,919 km (0.082 R)
• M30: 59,078,742 km (0.064 R)
• M31: 66,390,189 km (0.064 R)
• M32: 70,921,658 km (0.103 R)
• M33: 72,700,825 km (0.028 R)
• M34: 75,425,002 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427

Radius: 7.7

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 17.06 AU - 22.2 AU

Year: 30854 Days

Day: 17.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,780,950 km

• M1: 95,892 km (0.116 R)
• M2: 424,858 km (0.109 R)
• M3: 690,394 km (0.08 R)
• M4: 1,783,057 km (0.116 R)
• M5: 2,123,691 km (0.115 R)
• M6: 2,579,516 km (0.113 R)
• M7: 4,703,656 km (0.117 R)
• M8: 5,854,213 km (0.088 R)
• M9: 8,261,243 km (0.096 R)
• M10: 8,533,362 km (0.107 R)
• M11: 9,269,084 km (0.038 R)
• M12: 9,563,044 km (0.12 R)
• M13: 9,985,209 km (0.031 R)
• M14: 13,974,386 km (0.103 R)
• M15: 14,914,908 km (0.119 R)
• M16: 15,237,590 km (0.075 R)
• M17: 16,921,763 km (0.026 R)
• M18: 19,482,729 km (0.086 R)
• M19: 19,771,603 km (0.098 R)
• M20: 21,565,281 km (0.075 R)
• M21: 25,588,117 km (0.094 R)
• M22: 26,993,141 km (0.096 R)
• M23: 28,696,612 km (0.071 R)
• M24: 30,212,636 km (0.083 R)
• M25: 32,181,943 km (0.062 R)
• M26: 35,222,669 km (0.067 R)
• M27: 37,254,358 km (0.115 R)
• M28: 42,349,811 km (0.045 R)
• M29: 53,143,596 km (0.056 R)
• M30: 53,896,971 km (0.077 R)
• M31: 59,573,014 km (0.046 R)
• M32: 61,206,174 km (0.092 R)
• M33: 67,596,546 km (0.057 R)
• M34: 73,949,070 km (0.105 R)
• M35: 76,549,829 km (0.078 R)
• M36: 79,211,025 km (0.086 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 15,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit