🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.72 AU - 1.16 AU

Year: 343 Days

Day: 39.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.25 AU - 1.77 AU

Year: 699 Days

Day: 37.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.36 AU - 1.76 AU

Year: 734 Days

Day: 36.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.5

Radius: 10

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.02 AU - 4.64 AU

Year: 3394 Days

Day: 8.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,265,470 km

• M1: 124,615 km (0.056 R)
• M2: 705,504 km (0.101 R)
• M3: 1,177,485 km (0.104 R)
• M4: 1,551,928 km (0.114 R)
• M5: 3,130,335 km (0.118 R)
• M6: 4,311,859 km (0.085 R)
• M7: 5,216,627 km (0.088 R)
• M8: 5,687,113 km (0.096 R)
• M9: 6,329,486 km (0.053 R)
• M10: 6,773,941 km (0.063 R)
• M11: 7,593,738 km (0.084 R)
• M12: 8,836,297 km (0.08 R)
• M13: 9,544,344 km (0.072 R)
• M14: 15,388,535 km (0.113 R)
• M15: 15,868,295 km (0.116 R)
• M16: 16,248,274 km (0.115 R)
• M17: 19,634,870 km (0.099 R)
• M18: 22,498,473 km (0.048 R)

Asteroid Belt

Center: 4.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.5

Radius: 8.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.38 AU - 6.8 AU

Year: 4979 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 99,265,470 km

• M1: 108,010 km (0.079 R)
• M2: 503,696 km (0.12 R)
• M3: 821,891 km (0.094 R)
• M4: 1,269,039 km (0.085 R)
• M5: 1,620,594 km (0.089 R)
• M6: 2,775,190 km (0.102 R)
• M7: 3,576,885 km (0.081 R)
• M8: 4,612,252 km (0.078 R)
• M9: 5,835,364 km (0.088 R)
• M10: 9,758,718 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.9

Radius: 13.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.55 AU - 7.49 AU

Year: 6272 Days

Day: 12.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 99,265,470 km

• M1: 164,558 km (0.119 R)
• M2: 2,289,446 km (0.088 R)
• M3: 3,715,862 km (0.077 R)
• M4: 5,698,183 km (0.054 R)
• M5: 6,739,384 km (0.06 R)
• M6: 7,975,960 km (0.103 R)
• M7: 10,716,743 km (0.108 R)
• M8: 12,299,638 km (0.117 R)
• M9: 13,352,208 km (0.103 R)
• M10: 15,694,013 km (0.1 R)
• M11: 22,688,013 km (0.116 R)
• M12: 23,282,066 km (0.11 R)
• M13: 24,890,842 km (0.06 R)
• M14: 28,931,331 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.7

Radius: 5.4

Gravity: 28.59 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 13.13 AU - 21.39 AU

Year: 27014 Days

Day: 16.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,265,470 km

• M1: 69,114 km (0.117 R)
• M2: 280,047 km (0.1 R)
• M3: 473,477 km (0.117 R)
• M4: 921,822 km (0.112 R)
• M5: 1,212,192 km (0.084 R)
• M6: 3,796,495 km (0.09 R)
• M7: 4,140,570 km (0.078 R)
• M8: 4,890,953 km (0.103 R)
• M9: 5,424,868 km (0.047 R)
• M10: 5,640,289 km (0.074 R)
• M11: 6,368,381 km (0.032 R)
• M12: 8,459,760 km (0.071 R)
• M13: 8,749,830 km (0.116 R)
• M14: 9,167,058 km (0.115 R)
• M15: 11,809,406 km (0.032 R)
• M16: 18,534,877 km (0.118 R)
• M17: 26,934,049 km (0.087 R)
• M18: 29,503,393 km (0.109 R)
• M19: 32,372,082 km (0.099 R)
• M20: 37,247,177 km (0.051 R)
• M21: 41,582,523 km (0.116 R)
• M22: 54,362,669 km (0.085 R)
• M23: 58,652,688 km (0.083 R)
• M24: 59,494,624 km (0.086 R)
• M25: 81,151,908 km (0.063 R)
• M26: 84,047,525 km (0.085 R)
• M27: 84,849,070 km (0.101 R)
• M28: 85,386,126 km (0.067 R)
• M29: 91,727,430 km (0.1 R)
• M30: 99,265,518 km (0.04 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 11,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit