🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.87 AU - 0.93 AU

Year: 306 Days

Day: 18.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,021,045 km

• M1: 165,156 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.2 AU - 1.58 AU

Year: 587 Days

Day: 43.1 Hours

Environment

Temp: -9 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 87,021,045 km

• M1: 25,282 km (0.1 R)
• M2: 336,894 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.38 AU - 2.08 AU

Year: 815 Days

Day: 15.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.51 AU - 5.21 AU

Year: 3261 Days

Day: 32.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,021,045 km

• M1: 41,439 km (0.028 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.62 AU - 5.6 AU

Year: 3545 Days

Day: 16.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,021,045 km

• M1: 36,203 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.37 AU - 5.64 AU

Year: 4004 Days

Day: 17.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,021,045 km

• M1: 2,187,570 km (0.078 R)
• M2: 2,634,867 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.3

Radius: 11.6

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.71 AU - 5.83 AU

Year: 4333 Days

Day: 10.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,021,045 km

• M1: 144,212 km (0.063 R)
• M2: 562,039 km (0.034 R)
• M3: 954,285 km (0.095 R)
• M4: 1,436,140 km (0.097 R)
• M5: 2,007,903 km (0.066 R)
• M6: 2,960,243 km (0.11 R)
• M7: 3,570,303 km (0.088 R)
• M8: 3,961,800 km (0.102 R)
• M9: 4,334,000 km (0.072 R)
• M10: 4,806,430 km (0.058 R)
• M11: 5,396,444 km (0.09 R)
• M12: 7,253,702 km (0.111 R)
• M13: 8,364,915 km (0.09 R)
• M14: 9,020,752 km (0.082 R)
• M15: 9,504,102 km (0.106 R)
• M16: 9,962,321 km (0.086 R)
• M17: 10,655,108 km (0.034 R)
• M18: 11,519,186 km (0.112 R)
• M19: 14,069,979 km (0.037 R)
• M20: 14,447,265 km (0.059 R)
• M21: 16,024,625 km (0.076 R)
• M22: 16,794,904 km (0.1 R)
• M23: 17,901,779 km (0.096 R)
• M24: 19,921,350 km (0.05 R)
• M25: 21,800,299 km (0.11 R)
• M26: 26,150,306 km (0.104 R)
• M27: 27,468,263 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.5

Radius: 8.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.02 AU - 11.2 AU

Year: 10670 Days

Day: 11 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,021,045 km

• M1: 104,569 km (0.046 R)
• M2: 597,195 km (0.075 R)
• M3: 973,433 km (0.101 R)
• M4: 2,306,350 km (0.081 R)
• M5: 3,205,284 km (0.094 R)
• M6: 3,709,130 km (0.09 R)
• M7: 4,844,577 km (0.102 R)
• M8: 5,280,805 km (0.114 R)
• M9: 6,635,713 km (0.118 R)
• M10: 7,253,552 km (0.11 R)
• M11: 10,214,543 km (0.119 R)
• M12: 11,091,037 km (0.116 R)
• M13: 15,102,503 km (0.075 R)
• M14: 17,003,444 km (0.098 R)
• M15: 17,938,131 km (0.047 R)
• M16: 18,755,384 km (0.098 R)
• M17: 19,519,680 km (0.082 R)
• M18: 20,304,620 km (0.11 R)
• M19: 25,277,253 km (0.117 R)
• M20: 26,398,639 km (0.111 R)
• M21: 28,540,132 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.3

Radius: 4.4

Gravity: 46.81 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 12.68 AU - 17.76 AU

Year: 21266 Days

Day: 18.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,021,045 km

• M1: 57,894 km (0.063 R)
• M2: 201,209 km (0.102 R)
• M3: 761,004 km (0.089 R)
• M4: 1,463,067 km (0.098 R)
• M5: 1,923,230 km (0.113 R)
• M6: 2,242,322 km (0.115 R)
• M7: 2,798,827 km (0.09 R)
• M8: 3,040,128 km (0.039 R)
• M9: 7,926,742 km (0.11 R)
• M10: 10,538,871 km (0.115 R)
• M11: 10,925,581 km (0.083 R)
• M12: 20,982,448 km (0.111 R)
• M13: 27,885,193 km (0.077 R)
• M14: 30,140,530 km (0.046 R)
• M15: 32,786,019 km (0.061 R)
• M16: 43,095,556 km (0.106 R)
• M17: 45,421,653 km (0.107 R)
• M18: 68,438,931 km (0.062 R)
• M19: 68,661,533 km (0.113 R)
• M20: 71,598,139 km (0.114 R)
• M21: 74,147,586 km (0.053 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 18,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit