🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.49 AU - 0.69 AU

Year: 166 Days

Day: 20.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,101,487 km

• M1: 27,975 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.69 AU - 0.73 AU

Year: 219 Days

Day: 42.7 Hours

Environment

Temp: 197 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,101,487 km

• M1: 36,053 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.92 AU - 1.44 AU

Year: 468 Days

Day: 44.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.04 AU - 1.72 AU

Year: 592 Days

Day: 20.6 Hours

Environment

Temp: -25 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.66 AU - 2.34 AU

Year: 1033 Days

Day: 30 Hours

Environment

Temp: -71 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.1

Radius: 9.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.12 AU - 6.48 AU

Year: 5776 Days

Day: 9.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,101,487 km

• M1: 120,576 km (0.1 R)
• M2: 444,006 km (0.109 R)
• M3: 749,037 km (0.112 R)
• M4: 1,489,097 km (0.107 R)
• M5: 2,104,244 km (0.082 R)
• M6: 2,575,477 km (0.107 R)
• M7: 2,987,769 km (0.115 R)
• M8: 4,033,757 km (0.118 R)
• M9: 4,616,291 km (0.051 R)
• M10: 5,720,473 km (0.079 R)
• M11: 6,704,827 km (0.111 R)
• M12: 7,287,361 km (0.111 R)
• M13: 8,369,402 km (0.089 R)
• M14: 8,702,707 km (0.11 R)
• M15: 10,167,569 km (0.112 R)
• M16: 11,929,084 km (0.084 R)
• M17: 13,177,927 km (0.115 R)
• M18: 14,405,976 km (0.119 R)
• M19: 17,088,565 km (0.104 R)
• M20: 17,505,793 km (0.073 R)
• M21: 19,115,466 km (0.108 R)
• M22: 20,686,543 km (0.076 R)
• M23: 21,711,289 km (0.105 R)
• M24: 22,555,170 km (0.101 R)
• M25: 23,935,659 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.7

Radius: 6.8

Gravity: 15.72 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 11.82 AU - 13.88 AU

Year: 16825 Days

Day: 18 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,101,487 km

• M1: 84,672 km (0.06 R)
• M2: 487,390 km (0.061 R)
• M3: 733,329 km (0.089 R)
• M4: 1,312,572 km (0.114 R)
• M5: 1,717,384 km (0.114 R)
• M6: 1,986,959 km (0.114 R)
• M7: 2,920,749 km (0.109 R)
• M8: 3,253,604 km (0.103 R)
• M9: 3,904,504 km (0.043 R)
• M10: 4,277,003 km (0.071 R)
• M11: 5,349,470 km (0.101 R)
• M12: 5,888,322 km (0.091 R)
• M13: 6,294,929 km (0.119 R)
• M14: 8,411,140 km (0.067 R)
• M15: 9,246,644 km (0.112 R)
• M16: 9,852,366 km (0.119 R)
• M17: 13,352,807 km (0.081 R)
• M18: 14,854,919 km (0.097 R)
• M19: 33,114,386 km (0.071 R)
• M20: 36,790,904 km (0.109 R)
• M21: 41,022,429 km (0.087 R)
• M22: 45,098,223 km (0.097 R)
• M23: 52,305,250 km (0.048 R)
• M24: 53,343,758 km (0.119 R)
• M25: 54,219,803 km (0.093 R)
• M26: 56,000,317 km (0.113 R)
• M27: 61,575,680 km (0.105 R)
• M28: 64,893,462 km (0.06 R)
• M29: 68,123,280 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.9

Radius: 6.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 16.59 AU - 22.53 AU

Year: 31597 Days

Day: 17.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,101,487 km

• M1: 110,104 km (0.079 R)
• M2: 582,833 km (0.036 R)
• M3: 866,620 km (0.063 R)
• M4: 1,528,441 km (0.091 R)
• M5: 2,297,075 km (0.079 R)
• M6: 5,776,572 km (0.117 R)
• M7: 8,019,343 km (0.095 R)
• M8: 8,508,828 km (0.085 R)
• M9: 18,523,807 km (0.089 R)
• M10: 28,401,455 km (0.115 R)
• M11: 32,753,556 km (0.091 R)
• M12: 33,624,066 km (0.091 R)
• M13: 51,209,595 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 11,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit