🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.74 AU - 0.86 AU

Year: 272 Days

Day: 16.4 Hours

Environment

Temp: 89 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,397,808 km

• M1: 98,136 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.64 AU - 1.06 AU

Year: 298 Days

Day: 46.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,397,808 km

• M1: 88,412 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.03 AU - 1.37 AU

Year: 501 Days

Day: 31.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.53 AU - 1.85 AU

Year: 837 Days

Day: 16.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.46 AU - 2.52 AU

Year: 1496 Days

Day: 16.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.7

Radius: 12.4

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.81 AU - 5.03 AU

Year: 4156 Days

Day: 9.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,397,808 km

• M1: 154,684 km (0.109 R)
• M2: 706,401 km (0.108 R)
• M3: 1,636,152 km (0.051 R)
• M4: 3,680,108 km (0.06 R)
• M5: 4,130,547 km (0.043 R)
• M6: 4,947,800 km (0.073 R)
• M7: 6,089,830 km (0.066 R)
• M8: 7,336,728 km (0.083 R)
• M9: 9,744,805 km (0.101 R)
• M10: 15,795,890 km (0.105 R)
• M11: 16,770,968 km (0.078 R)
• M12: 18,721,725 km (0.094 R)
• M13: 19,383,994 km (0.087 R)
• M14: 20,755,657 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.7

Radius: 5.4

Gravity: 31.03 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.73 AU - 16.89 AU

Year: 22812 Days

Day: 17.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,397,808 km

• M1: 69,114 km (0.092 R)
• M2: 267,182 km (0.1 R)
• M3: 476,170 km (0.092 R)
• M4: 1,104,481 km (0.112 R)
• M5: 1,577,210 km (0.104 R)
• M6: 1,820,008 km (0.096 R)
• M7: 2,242,472 km (0.106 R)
• M8: 2,859,563 km (0.095 R)
• M9: 3,280,681 km (0.084 R)
• M10: 3,806,667 km (0.118 R)
• M11: 4,245,588 km (0.115 R)
• M12: 5,064,187 km (0.097 R)
• M13: 5,345,431 km (0.114 R)
• M14: 5,939,185 km (0.114 R)
• M15: 6,206,816 km (0.094 R)
• M16: 6,718,141 km (0.116 R)
• M17: 7,408,984 km (0.072 R)
• M18: 10,075,566 km (0.12 R)
• M19: 10,392,265 km (0.062 R)
• M20: 12,005,678 km (0.06 R)
• M21: 15,218,292 km (0.047 R)
• M22: 19,249,805 km (0.1 R)
• M23: 20,333,492 km (0.082 R)
• M24: 23,494,794 km (0.109 R)
• M25: 25,892,998 km (0.119 R)
• M26: 29,983,303 km (0.112 R)
• M27: 33,494,066 km (0.095 R)
• M28: 33,916,081 km (0.091 R)
• M29: 34,341,538 km (0.093 R)
• M30: 37,722,449 km (0.047 R)
• M31: 40,837,227 km (0.107 R)
• M32: 51,575,063 km (0.03 R)
• M33: 54,817,297 km (0.104 R)
• M34: 55,599,395 km (0.115 R)
• M35: 69,373,021 km (0.111 R)
• M36: 70,058,478 km (0.097 R)
• M37: 71,442,857 km (0.12 R)
• M38: 72,375,749 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.1

Radius: 6.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 18.19 AU - 19.51 AU

Year: 31165 Days

Day: 23.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,397,808 km

• M1: 213,925 km (0.111 R)
• M2: 1,226,553 km (0.076 R)
• M3: 1,981,723 km (0.046 R)
• M4: 2,285,706 km (0.093 R)
• M5: 3,656,471 km (0.064 R)
• M6: 3,996,956 km (0.119 R)
• M7: 4,676,130 km (0.074 R)
• M8: 6,583,802 km (0.077 R)
• M9: 7,618,272 km (0.061 R)
• M10: 22,219,323 km (0.075 R)
• M11: 23,351,330 km (0.044 R)
• M12: 26,348,673 km (0.113 R)
• M13: 26,661,781 km (0.092 R)
• M14: 35,195,293 km (0.078 R)
• M15: 40,626,443 km (0.105 R)
• M16: 41,324,617 km (0.061 R)
• M17: 55,130,256 km (0.078 R)
• M18: 55,814,218 km (0.028 R)
• M19: 58,783,735 km (0.09 R)
• M20: 59,318,548 km (0.119 R)
• M21: 59,676,835 km (0.066 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 12,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit