🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.59 AU - 0.61 AU

Year: 163 Days

Day: 24.1 Hours

Environment

Temp: 261 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,527,520 km

• M1: 35,155 km (0.059 R)
• M2: 299,944 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.85 AU - 0.93 AU

Year: 294 Days

Day: 43.3 Hours

Environment

Temp: 145 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.07 AU - 1.59 AU

Year: 537 Days

Day: 31.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.06 AU - 2.46 AU

Year: 1189 Days

Day: 33.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705

Radius: 9.9

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.66 AU - 10.32 AU

Year: 9430 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,527,520 km

• M1: 123,119 km (0.087 R)
• M2: 631,004 km (0.099 R)
• M3: 1,302,698 km (0.113 R)
• M4: 2,252,794 km (0.12 R)
• M5: 3,027,412 km (0.027 R)
• M6: 3,488,772 km (0.09 R)
• M7: 4,466,544 km (0.108 R)
• M8: 5,035,016 km (0.048 R)
• M9: 5,451,197 km (0.108 R)
• M10: 5,786,894 km (0.113 R)
• M11: 6,136,355 km (0.111 R)
• M12: 8,015,155 km (0.075 R)
• M13: 8,718,863 km (0.1 R)
• M14: 10,350,677 km (0.108 R)
• M15: 11,455,008 km (0.112 R)
• M16: 13,650,058 km (0.03 R)
• M17: 15,107,291 km (0.089 R)
• M18: 17,957,728 km (0.03 R)
• M19: 18,703,773 km (0.092 R)
• M20: 20,178,210 km (0.101 R)
• M21: 21,313,209 km (0.114 R)
• M22: 24,881,567 km (0.076 R)
• M23: 27,339,908 km (0.117 R)
• M24: 31,431,410 km (0.114 R)
• M25: 32,078,421 km (0.055 R)
• M26: 35,447,365 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.4

Radius: 7.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 16.53 AU - 17.13 AU

Year: 24155 Days

Day: 15.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,527,520 km

• M1: 147,204 km (0.119 R)
• M2: 953,088 km (0.026 R)
• M3: 1,484,460 km (0.102 R)
• M4: 1,777,971 km (0.054 R)
• M5: 2,273,140 km (0.116 R)
• M6: 2,624,395 km (0.114 R)
• M7: 3,314,790 km (0.027 R)
• M8: 3,689,682 km (0.11 R)
• M9: 8,401,566 km (0.109 R)
• M10: 11,041,520 km (0.116 R)
• M11: 43,168,560 km (0.09 R)
• M12: 49,569,853 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.2

Radius: 5.7

Gravity: 16.44 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 15.33 AU - 22.61 AU

Year: 28905 Days

Day: 17.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,527,520 km

• M1: 70,909 km (0.089 R)
• M2: 258,505 km (0.091 R)
• M3: 465,549 km (0.054 R)
• M4: 714,031 km (0.045 R)
• M5: 984,952 km (0.074 R)
• M6: 1,931,309 km (0.111 R)
• M7: 2,185,625 km (0.115 R)
• M8: 3,057,481 km (0.105 R)
• M9: 4,279,397 km (0.09 R)
• M10: 6,372,720 km (0.082 R)
• M11: 6,698,544 km (0.05 R)
• M12: 7,383,702 km (0.115 R)
• M13: 9,597,751 km (0.077 R)
• M14: 14,157,045 km (0.065 R)
• M15: 17,255,516 km (0.052 R)
• M16: 19,009,701 km (0.092 R)
• M17: 19,393,569 km (0.083 R)
• M18: 22,439,232 km (0.078 R)
• M19: 25,209,186 km (0.112 R)
• M20: 25,672,640 km (0.098 R)
• M21: 26,735,982 km (0.119 R)
• M22: 27,828,346 km (0.059 R)
• M23: 31,150,765 km (0.111 R)
• M24: 32,769,563 km (0.108 R)
• M25: 33,879,579 km (0.114 R)
• M26: 35,736,239 km (0.06 R)
• M27: 36,468,071 km (0.113 R)
• M28: 41,070,151 km (0.108 R)
• M29: 51,591,668 km (0.075 R)
• M30: 54,428,792 km (0.113 R)
• M31: 65,502,325 km (0.099 R)
• M32: 67,482,851 km (0.111 R)
• M33: 69,502,722 km (0.095 R)
• M34: 70,413,324 km (0.118 R)
• M35: 77,986,118 km (0.074 R)
• M36: 78,969,275 km (0.103 R)
• M37: 87,133,878 km (0.074 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 15,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit