🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.89 AU - 0.93 AU

Year: 311 Days

Day: 34.2 Hours

Environment

Temp: 160 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,980,795 km

• M1: 154,983 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.36 AU - 2.42 AU

Year: 1323 Days

Day: 42.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.8

Radius: 9.1

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.88 AU - 6.72 AU

Year: 5663 Days

Day: 13.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,980,795 km

• M1: 113,096 km (0.094 R)
• M2: 414,237 km (0.026 R)
• M3: 758,162 km (0.038 R)
• M4: 1,435,691 km (0.103 R)
• M5: 1,877,453 km (0.073 R)
• M6: 4,792,517 km (0.089 R)
• M7: 5,552,923 km (0.118 R)
• M8: 6,329,037 km (0.054 R)
• M9: 6,874,321 km (0.094 R)
• M10: 8,022,186 km (0.092 R)
• M11: 8,318,689 km (0.113 R)
• M12: 9,052,466 km (0.117 R)
• M13: 15,107,141 km (0.101 R)
• M14: 17,402,720 km (0.046 R)
• M15: 18,408,317 km (0.109 R)
• M16: 22,599,750 km (0.093 R)
• M17: 24,564,868 km (0.062 R)
• M18: 25,829,419 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.9

Radius: 12

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 11.93 AU - 12.35 AU

Year: 15150 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,980,795 km

• M1: 149,299 km (0.091 R)
• M2: 529,277 km (0.118 R)
• M3: 1,241,662 km (0.069 R)
• M4: 1,702,723 km (0.07 R)
• M5: 2,738,539 km (0.109 R)
• M6: 3,213,063 km (0.1 R)
• M7: 5,443,418 km (0.111 R)
• M8: 7,271,055 km (0.056 R)
• M9: 8,509,576 km (0.084 R)
• M10: 9,179,325 km (0.096 R)
• M11: 9,987,603 km (0.032 R)
• M12: 10,787,802 km (0.109 R)
• M13: 11,862,214 km (0.077 R)
• M14: 12,821,136 km (0.087 R)
• M15: 13,256,615 km (0.108 R)
• M16: 15,725,130 km (0.082 R)
• M17: 19,938,703 km (0.044 R)
• M18: 20,693,425 km (0.107 R)
• M19: 23,071,732 km (0.096 R)
• M20: 28,681,353 km (0.108 R)
• M21: 31,181,432 km (0.115 R)
• M22: 34,896,994 km (0.049 R)
• M23: 35,747,458 km (0.095 R)
• M24: 43,333,566 km (0.083 R)
• M25: 46,910,751 km (0.113 R)
• M26: 49,605,008 km (0.114 R)
• M27: 50,525,484 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111

Radius: 6.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 15.6 AU - 20.9 AU

Year: 27923 Days

Day: 20.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,980,795 km

• M1: 98,136 km (0.076 R)
• M2: 504,743 km (0.101 R)
• M3: 864,227 km (0.101 R)
• M4: 5,770,289 km (0.095 R)
• M5: 7,830,252 km (0.093 R)
• M6: 9,868,523 km (0.053 R)
• M7: 11,540,877 km (0.071 R)
• M8: 12,414,379 km (0.103 R)
• M9: 17,829,523 km (0.1 R)
• M10: 22,794,826 km (0.064 R)
• M11: 23,703,035 km (0.11 R)
• M12: 31,968,317 km (0.112 R)
• M13: 36,555,736 km (0.048 R)
• M14: 43,605,236 km (0.113 R)
• M15: 47,740,720 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.4

Radius: 6.5

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.8 AU - 21.38 AU

Year: 28707 Days

Day: 18.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,980,795 km

• M1: 81,232 km (0.035 R)
• M2: 543,339 km (0.108 R)
• M3: 1,130,062 km (0.109 R)
• M4: 1,660,088 km (0.085 R)
• M5: 1,950,756 km (0.116 R)
• M6: 2,949,172 km (0.113 R)
• M7: 3,748,923 km (0.117 R)
• M8: 4,321,882 km (0.117 R)
• M9: 4,685,256 km (0.056 R)
• M10: 5,942,177 km (0.096 R)
• M11: 8,475,019 km (0.114 R)
• M12: 8,813,708 km (0.119 R)
• M13: 12,642,217 km (0.047 R)
• M14: 13,159,377 km (0.082 R)
• M15: 14,078,506 km (0.097 R)
• M16: 17,092,754 km (0.044 R)
• M17: 17,452,088 km (0.085 R)
• M18: 18,749,849 km (0.12 R)
• M19: 19,422,142 km (0.097 R)
• M20: 22,810,085 km (0.04 R)
• M21: 24,814,547 km (0.119 R)
• M22: 28,161,201 km (0.114 R)
• M23: 31,797,027 km (0.103 R)
• M24: 34,150,651 km (0.102 R)
• M25: 59,526,938 km (0.117 R)
• M26: 64,378,696 km (0.096 R)
• M27: 70,402,852 km (0.058 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 19,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit