🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.03 AU - 1.29 AU

Year: 437 Days

Day: 24.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.6 AU - 1.94 AU

Year: 824 Days

Day: 35.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,350,367 km

• M1: 975,229 km (0.114 R)
• M2: 1,136,495 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.85 AU - 2.27 AU

Year: 1034 Days

Day: 21.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,350,367 km

• M1: 43,533 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.99 AU - 2.99 AU

Year: 1375 Days

Day: 29 Hours

Environment

Temp: -71 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,350,367 km

• M1: 634,295 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.97 AU - 3.59 AU

Year: 2078 Days

Day: 20.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,350,367 km

• M1: 1,047,484 km (0.077 R)

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.3

Radius: 10.6

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.21 AU - 10.25 AU

Year: 9024 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,350,367 km

• M1: 132,394 km (0.075 R)
• M2: 508,633 km (0.056 R)
• M3: 894,745 km (0.074 R)
• M4: 2,151,666 km (0.052 R)
• M5: 3,426,390 km (0.114 R)
• M6: 3,773,756 km (0.113 R)
• M7: 5,674,247 km (0.055 R)
• M8: 7,224,979 km (0.119 R)
• M9: 7,674,221 km (0.102 R)
• M10: 10,105,336 km (0.116 R)
• M11: 10,930,219 km (0.117 R)
• M12: 11,633,179 km (0.065 R)
• M13: 16,359,724 km (0.055 R)
• M14: 17,351,558 km (0.117 R)
• M15: 19,067,296 km (0.099 R)
• M16: 23,007,554 km (0.073 R)
• M17: 25,916,934 km (0.067 R)
• M18: 26,874,061 km (0.059 R)
• M19: 27,558,172 km (0.083 R)
• M20: 27,954,157 km (0.104 R)
• M21: 28,354,032 km (0.067 R)
• M22: 37,416,671 km (0.118 R)
• M23: 38,762,753 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.1

Radius: 5.4

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.81 AU - 16.25 AU

Year: 22453 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,350,367 km

• M1: 69,413 km (0.073 R)
• M2: 269,875 km (0.095 R)
• M3: 455,675 km (0.047 R)
• M4: 704,606 km (0.055 R)
• M5: 1,242,111 km (0.108 R)
• M6: 1,704,668 km (0.102 R)
• M7: 4,004,436 km (0.079 R)
• M8: 4,379,627 km (0.088 R)
• M9: 6,383,042 km (0.06 R)
• M10: 8,501,497 km (0.05 R)
• M11: 10,663,785 km (0.091 R)
• M12: 10,936,801 km (0.113 R)
• M13: 13,292,369 km (0.039 R)
• M14: 16,323,372 km (0.113 R)
• M15: 17,960,272 km (0.092 R)
• M16: 20,615,933 km (0.059 R)
• M17: 27,092,773 km (0.085 R)
• M18: 27,806,654 km (0.096 R)
• M19: 40,597,571 km (0.108 R)
• M20: 44,139,749 km (0.107 R)
• M21: 44,561,316 km (0.051 R)
• M22: 45,842,024 km (0.1 R)
• M23: 46,709,242 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.5

Radius: 4.8

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 17.08 AU - 17.08 AU

Year: 24695 Days

Day: 15.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,350,367 km

• M1: 65,524 km (0.07 R)
• M2: 286,031 km (0.073 R)
• M3: 611,406 km (0.104 R)
• M4: 4,822,138 km (0.039 R)
• M5: 6,168,967 km (0.081 R)
• M6: 6,402,490 km (0.066 R)
• M7: 17,681,272 km (0.1 R)
• M8: 22,138,241 km (0.102 R)
• M9: 24,769,967 km (0.083 R)
• M10: 24,965,491 km (0.109 R)
• M11: 29,753,820 km (0.078 R)
• M12: 36,618,268 km (0.113 R)
• M13: 41,645,205 km (0.088 R)
• M14: 42,899,583 km (0.051 R)
• M15: 56,181,630 km (0.102 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 14,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit