🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.71 AU - 1.07 AU

Year: 307 Days

Day: 33.8 Hours

Environment

Temp: 88 °C

Axial Tilt: 110.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.07 AU - 1.09 AU

Year: 410 Days

Day: 36.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,384,578 km

• M1: 32,762 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.08 AU - 3.1 AU

Year: 1522 Days

Day: 13.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,384,578 km

• M1: 206,445 km (0.078 R)

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.9

Radius: 12.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.59 AU - 7.75 AU

Year: 7012 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,384,578 km

• M1: 161,566 km (0.104 R)
• M2: 1,425,668 km (0.092 R)
• M3: 1,988,754 km (0.09 R)
• M4: 4,107,808 km (0.086 R)
• M5: 4,895,441 km (0.099 R)
• M6: 6,672,364 km (0.054 R)
• M7: 8,009,769 km (0.074 R)
• M8: 9,301,098 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.3

Radius: 12.7

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.37 AU - 8.75 AU

Year: 9147 Days

Day: 13.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,384,578 km

• M1: 158,424 km (0.097 R)
• M2: 626,815 km (0.089 R)
• M3: 1,143,227 km (0.078 R)
• M4: 1,566,140 km (0.103 R)
• M5: 2,639,804 km (0.044 R)
• M6: 3,672,329 km (0.111 R)
• M7: 6,113,467 km (0.086 R)
• M8: 7,072,389 km (0.082 R)
• M9: 7,694,267 km (0.094 R)
• M10: 8,307,469 km (0.085 R)
• M11: 9,882,286 km (0.115 R)
• M12: 11,367,793 km (0.071 R)
• M13: 11,875,528 km (0.11 R)
• M14: 12,280,938 km (0.086 R)
• M15: 12,695,474 km (0.049 R)
• M16: 13,678,332 km (0.102 R)
• M17: 15,382,999 km (0.112 R)
• M18: 17,521,052 km (0.079 R)
• M19: 18,583,795 km (0.095 R)
• M20: 19,131,024 km (0.111 R)
• M21: 22,379,542 km (0.102 R)
• M22: 28,893,782 km (0.075 R)
• M23: 32,581,070 km (0.111 R)
• M24: 34,890,711 km (0.117 R)
• M25: 37,928,595 km (0.108 R)
• M26: 39,833,724 km (0.118 R)
• M27: 42,337,544 km (0.075 R)
• M28: 49,424,743 km (0.048 R)
• M29: 49,873,537 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.6

Radius: 13.3

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.56 AU - 10.44 AU

Year: 11550 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 69.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,384,578 km

• M1: 165,455 km (0.084 R)
• M2: 701,614 km (0.028 R)
• M3: 1,188,106 km (0.048 R)
• M4: 2,197,742 km (0.094 R)
• M5: 3,052,545 km (0.112 R)
• M6: 4,184,402 km (0.1 R)
• M7: 8,670,693 km (0.088 R)
• M8: 11,927,588 km (0.11 R)
• M9: 12,665,405 km (0.046 R)
• M10: 14,695,448 km (0.097 R)
• M11: 16,035,097 km (0.12 R)
• M12: 18,771,690 km (0.115 R)
• M13: 20,025,620 km (0.041 R)
• M14: 22,010,185 km (0.043 R)
• M15: 23,761,677 km (0.099 R)
• M16: 24,268,365 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.3

Radius: 4.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.86 AU - 18.56 AU

Year: 23838 Days

Day: 17.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,384,578 km

• M1: 68,815 km (0.105 R)
• M2: 227,538 km (0.056 R)
• M3: 640,279 km (0.063 R)
• M4: 920,625 km (0.072 R)
• M5: 1,478,775 km (0.089 R)
• M6: 2,124,888 km (0.118 R)
• M7: 2,371,725 km (0.115 R)
• M8: 3,022,326 km (0.105 R)
• M9: 5,143,474 km (0.038 R)
• M10: 6,124,686 km (0.105 R)
• M11: 10,774,787 km (0.083 R)
• M12: 17,084,974 km (0.064 R)
• M13: 25,064,974 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.4

Radius: 4.3

Gravity: 23.06 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 14.78 AU - 18.24 AU

Year: 24503 Days

Day: 18.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 74,384,578 km

• M1: 53,556 km (0.086 R)
• M2: 188,493 km (0.098 R)
• M3: 346,618 km (0.041 R)
• M4: 751,729 km (0.083 R)
• M5: 1,792,332 km (0.11 R)
• M6: 2,581,610 km (0.106 R)
• M7: 2,798,228 km (0.044 R)
• M8: 3,000,784 km (0.078 R)
• M9: 3,757,899 km (0.088 R)
• M10: 4,739,709 km (0.094 R)
• M11: 6,385,286 km (0.072 R)
• M12: 6,736,991 km (0.09 R)
• M13: 7,672,725 km (0.09 R)
• M14: 10,325,245 km (0.116 R)
• M15: 11,628,392 km (0.099 R)
• M16: 16,351,047 km (0.07 R)
• M17: 16,595,490 km (0.087 R)
• M18: 16,759,749 km (0.111 R)
• M19: 18,551,333 km (0.095 R)
• M20: 20,185,241 km (0.11 R)
• M21: 20,941,308 km (0.101 R)
• M22: 21,326,373 km (0.106 R)
• M23: 26,657,443 km (0.049 R)
• M24: 26,995,983 km (0.101 R)
• M25: 28,145,643 km (0.061 R)
• M26: 28,969,478 km (0.108 R)
• M27: 30,788,887 km (0.099 R)
• M28: 34,120,432 km (0.103 R)
• M29: 39,409,913 km (0.119 R)
• M30: 45,380,664 km (0.074 R)
• M31: 46,839,093 km (0.107 R)
• M32: 49,339,023 km (0.112 R)
• M33: 51,401,978 km (0.051 R)
• M34: 52,631,373 km (0.079 R)
• M35: 56,252,091 km (0.089 R)
• M36: 58,692,481 km (0.049 R)
• M37: 59,842,290 km (0.073 R)
• M38: 66,228,773 km (0.113 R)
• M39: 68,948,013 km (0.117 R)
• M40: 69,372,721 km (0.114 R)
• M41: 70,227,673 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 14,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit