🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.51 AU - 0.73 AU

Year: 177 Days

Day: 27.4 Hours

Environment

Temp: 162 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.42 AU - 2.26 AU

Year: 907 Days

Day: 26.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,426,238 km

• M1: 224,846 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.72 AU - 3.98 AU

Year: 2228 Days

Day: 31.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.5

Radius: 13.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.01 AU - 7.37 AU

Year: 5597 Days

Day: 8.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,426,238 km

• M1: 165,455 km (0.09 R)
• M2: 586,723 km (0.102 R)
• M3: 1,030,281 km (0.11 R)
• M4: 1,877,902 km (0.068 R)
• M5: 2,375,614 km (0.116 R)
• M6: 4,938,525 km (0.107 R)
• M7: 5,575,961 km (0.064 R)
• M8: 6,716,496 km (0.109 R)
• M9: 7,186,682 km (0.111 R)
• M10: 8,044,027 km (0.045 R)
• M11: 8,928,749 km (0.108 R)
• M12: 10,846,145 km (0.09 R)
• M13: 12,922,114 km (0.114 R)
• M14: 13,493,279 km (0.068 R)
• M15: 15,308,350 km (0.102 R)
• M16: 16,424,500 km (0.114 R)
• M17: 18,687,317 km (0.067 R)
• M18: 19,351,083 km (0.041 R)
• M19: 20,515,702 km (0.041 R)
• M20: 22,018,114 km (0.074 R)
• M21: 24,762,487 km (0.06 R)
• M22: 28,417,462 km (0.087 R)
• M23: 30,646,769 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.9

Radius: 8

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.22 AU - 8.22 AU

Year: 7051 Days

Day: 12.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,426,238 km

• M1: 101,876 km (0.095 R)
• M2: 400,773 km (0.104 R)
• M3: 1,430,604 km (0.062 R)
• M4: 1,721,124 km (0.106 R)
• M5: 2,207,765 km (0.075 R)
• M6: 4,890,504 km (0.106 R)
• M7: 6,584,401 km (0.11 R)
• M8: 8,275,006 km (0.113 R)
• M9: 12,075,391 km (0.074 R)
• M10: 13,019,054 km (0.103 R)
• M11: 14,295,423 km (0.082 R)
• M12: 16,837,839 km (0.119 R)
• M13: 24,977,758 km (0.09 R)
• M14: 25,649,453 km (0.037 R)
• M15: 29,189,237 km (0.105 R)
• M16: 30,501,360 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.9

Radius: 7.1

Gravity: 15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 12.71 AU - 13.97 AU

Year: 17708 Days

Day: 22.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,426,238 km

• M1: 204,201 km (0.096 R)
• M2: 431,590 km (0.076 R)
• M3: 693,985 km (0.074 R)
• M4: 969,394 km (0.028 R)
• M5: 1,247,048 km (0.052 R)
• M6: 1,800,111 km (0.073 R)
• M7: 2,082,702 km (0.093 R)
• M8: 2,373,221 km (0.114 R)
• M9: 2,738,090 km (0.096 R)
• M10: 2,984,926 km (0.114 R)
• M11: 3,937,416 km (0.043 R)
• M12: 5,152,300 km (0.108 R)
• M13: 5,453,142 km (0.109 R)
• M14: 6,172,857 km (0.082 R)
• M15: 7,136,417 km (0.07 R)
• M16: 8,247,480 km (0.109 R)
• M17: 8,817,747 km (0.091 R)
• M18: 9,864,184 km (0.066 R)
• M19: 10,094,715 km (0.118 R)
• M20: 11,490,463 km (0.115 R)
• M21: 12,534,207 km (0.116 R)
• M22: 12,941,562 km (0.094 R)
• M23: 14,216,585 km (0.079 R)
• M24: 17,429,498 km (0.059 R)
• M25: 17,937,084 km (0.069 R)
• M26: 20,158,313 km (0.097 R)
• M27: 20,906,153 km (0.115 R)
• M28: 21,382,921 km (0.09 R)
• M29: 25,569,418 km (0.093 R)
• M30: 32,000,630 km (0.061 R)
• M31: 33,794,458 km (0.045 R)
• M32: 34,056,105 km (0.076 R)
• M33: 34,849,123 km (0.063 R)
• M34: 42,853,507 km (0.115 R)
• M35: 44,557,726 km (0.118 R)
• M36: 57,027,307 km (0.092 R)
• M37: 62,761,692 km (0.081 R)
• M38: 65,971,614 km (0.052 R)
• M39: 66,380,465 km (0.087 R)
• M40: 68,658,990 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.3

Radius: 6.3

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.87 AU - 17.29 AU

Year: 20233 Days

Day: 21.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,426,238 km

• M1: 78,389 km (0.07 R)
• M2: 313,408 km (0.112 R)
• M3: 555,457 km (0.099 R)
• M4: 4,545,830 km (0.094 R)
• M5: 4,983,255 km (0.037 R)
• M6: 18,831,530 km (0.107 R)
• M7: 19,518,633 km (0.094 R)
• M8: 23,996,097 km (0.078 R)
• M9: 28,325,459 km (0.105 R)
• M10: 29,340,930 km (0.091 R)
• M11: 36,871,686 km (0.119 R)
• M12: 40,864,603 km (0.092 R)
• M13: 41,581,027 km (0.103 R)
• M14: 52,676,402 km (0.07 R)
• M15: 64,040,904 km (0.12 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 18,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit