🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.68 AU - 0.86 AU

Year: 283 Days

Day: 27.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.67 AU - 0.93 AU

Year: 300 Days

Day: 32.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 42.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 54,542,141 km

• M1: 40,990 km (0.084 R)
• M2: 618,438 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.8 AU - 1.16 AU

Year: 406 Days

Day: 17.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.18 AU - 1.46 AU

Year: 635 Days

Day: 37.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 9.4

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.76 AU - 4.52 AU

Year: 2910 Days

Day: 9.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,542,141 km

• M1: 119,230 km (0.099 R)
• M2: 415,882 km (0.062 R)
• M3: 1,459,776 km (0.093 R)
• M4: 2,820,069 km (0.104 R)
• M5: 3,446,885 km (0.072 R)
• M6: 4,271,019 km (0.051 R)
• M7: 7,662,104 km (0.05 R)
• M8: 8,121,220 km (0.111 R)
• M9: 9,386,668 km (0.119 R)
• M10: 10,300,262 km (0.06 R)
• M11: 13,210,689 km (0.101 R)
• M12: 16,628,551 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.7

Radius: 14.7

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.43 AU - 6.95 AU

Year: 5687 Days

Day: 6.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,542,141 km

• M1: 194,328 km (0.084 R)
• M2: 736,321 km (0.035 R)
• M3: 1,689,558 km (0.066 R)
• M4: 2,158,847 km (0.091 R)
• M5: 3,231,912 km (0.118 R)
• M6: 3,768,969 km (0.064 R)
• M7: 6,261,269 km (0.111 R)
• M8: 7,550,354 km (0.096 R)
• M9: 8,542,038 km (0.062 R)
• M10: 9,089,567 km (0.095 R)
• M11: 10,695,201 km (0.087 R)
• M12: 11,612,834 km (0.119 R)
• M13: 12,532,562 km (0.073 R)
• M14: 13,292,668 km (0.095 R)
• M15: 14,462,823 km (0.105 R)
• M16: 16,050,206 km (0.042 R)
• M17: 19,974,607 km (0.088 R)
• M18: 21,082,828 km (0.105 R)
• M19: 21,796,111 km (0.045 R)
• M20: 23,195,748 km (0.093 R)
• M21: 25,206,942 km (0.104 R)
• M22: 27,838,967 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.1

Radius: 9.6

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.29 AU - 6.49 AU

Year: 6768 Days

Day: 12.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,542,141 km

• M1: 119,379 km (0.089 R)
• M2: 607,068 km (0.059 R)
• M3: 1,025,942 km (0.052 R)
• M4: 1,527,993 km (0.041 R)
• M5: 1,876,556 km (0.098 R)
• M6: 2,702,635 km (0.118 R)
• M7: 3,140,508 km (0.076 R)
• M8: 4,135,783 km (0.084 R)
• M9: 6,704,977 km (0.1 R)
• M10: 7,973,118 km (0.029 R)
• M11: 9,113,353 km (0.068 R)
• M12: 10,143,783 km (0.074 R)
• M13: 10,533,186 km (0.109 R)
• M14: 10,977,641 km (0.097 R)
• M15: 12,095,137 km (0.075 R)
• M16: 12,484,092 km (0.096 R)
• M17: 13,596,801 km (0.082 R)
• M18: 18,202,919 km (0.058 R)
• M19: 20,169,383 km (0.093 R)
• M20: 21,485,545 km (0.094 R)
• M21: 24,442,347 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.1

Radius: 11.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.42 AU - 11.68 AU

Year: 12365 Days

Day: 8.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,542,141 km

• M1: 139,276 km (0.119 R)
• M2: 500,704 km (0.12 R)
• M3: 959,072 km (0.114 R)
• M4: 1,438,832 km (0.075 R)
• M5: 2,024,059 km (0.118 R)
• M6: 3,008,114 km (0.093 R)
• M7: 4,617,338 km (0.089 R)
• M8: 6,858,314 km (0.11 R)
• M9: 9,389,510 km (0.105 R)
• M10: 10,003,759 km (0.118 R)
• M11: 10,374,164 km (0.08 R)
• M12: 11,656,816 km (0.089 R)
• M13: 12,427,095 km (0.103 R)
• M14: 15,287,556 km (0.073 R)
• M15: 17,169,946 km (0.094 R)
• M16: 18,088,926 km (0.095 R)
• M17: 27,371,474 km (0.037 R)
• M18: 32,730,817 km (0.108 R)
• M19: 34,023,343 km (0.081 R)
• M20: 35,840,359 km (0.086 R)
• M21: 37,848,860 km (0.106 R)
• M22: 39,272,583 km (0.092 R)
• M23: 40,865,950 km (0.112 R)
• M24: 43,616,905 km (0.086 R)
• M25: 44,181,487 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 18,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit