🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.51 AU - 0.83 AU

Year: 193 Days

Day: 42.5 Hours

Environment

Temp: 141 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,544,169 km

• M1: 328,367 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.52 AU - 0.86 AU

Year: 201 Days

Day: 42.8 Hours

Environment

Temp: 228 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.84 AU - 1.06 AU

Year: 325 Days

Day: 28.3 Hours

Environment

Temp: 164 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.25 AU - 1.57 AU

Year: 588 Days

Day: 42.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.5 AU - 3.64 AU

Year: 1891 Days

Day: 41.6 Hours

Environment

Temp: -97 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.41 AU - 3.49 AU

Year: 2252 Days

Day: 14.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.45 AU - 4.63 AU

Year: 3400 Days

Day: 46.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.6

Radius: 8.2

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.2 AU - 9 AU

Year: 8864 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 123.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,544,169 km

• M1: 104,120 km (0.116 R)
• M2: 512,074 km (0.057 R)
• M3: 924,066 km (0.039 R)
• M4: 1,824,645 km (0.079 R)
• M5: 2,424,981 km (0.05 R)
• M6: 2,699,494 km (0.109 R)
• M7: 3,038,782 km (0.06 R)
• M8: 3,651,235 km (0.112 R)
• M9: 4,013,561 km (0.06 R)
• M10: 6,021,165 km (0.101 R)
• M11: 6,343,847 km (0.053 R)
• M12: 10,961,784 km (0.05 R)
• M13: 14,132,511 km (0.055 R)
• M14: 15,824,912 km (0.092 R)
• M15: 16,860,428 km (0.049 R)
• M16: 21,457,271 km (0.072 R)
• M17: 22,042,648 km (0.1 R)
• M18: 22,984,067 km (0.07 R)
• M19: 24,310,701 km (0.116 R)
• M20: 28,395,621 km (0.067 R)
• M21: 30,863,537 km (0.101 R)
• M22: 33,919,372 km (0.099 R)
• M23: 36,339,567 km (0.098 R)
• M24: 37,411,136 km (0.107 R)
• M25: 38,626,320 km (0.093 R)
• M26: 39,492,342 km (0.085 R)
• M27: 40,119,007 km (0.113 R)
• M28: 41,007,320 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.1

Radius: 11.2

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.1 AU - 11.94 AU

Year: 11148 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,544,169 km

• M1: 145,708 km (0.078 R)
• M2: 531,671 km (0.067 R)
• M3: 2,685,731 km (0.099 R)
• M4: 3,377,022 km (0.045 R)
• M5: 4,299,742 km (0.093 R)
• M6: 5,280,655 km (0.083 R)
• M7: 6,063,052 km (0.097 R)
• M8: 7,508,018 km (0.101 R)
• M9: 8,265,133 km (0.1 R)
• M10: 10,461,529 km (0.073 R)
• M11: 11,811,201 km (0.104 R)
• M12: 20,257,796 km (0.095 R)
• M13: 20,767,176 km (0.071 R)
• M14: 23,073,527 km (0.076 R)
• M15: 24,193,566 km (0.093 R)
• M16: 25,057,195 km (0.044 R)
• M17: 26,340,595 km (0.118 R)
• M18: 38,229,137 km (0.101 R)
• M19: 43,477,629 km (0.079 R)
• M20: 52,300,463 km (0.089 R)
• M21: 52,938,498 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.7

Radius: 7.6

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 16.65 AU - 18.01 AU

Year: 25356 Days

Day: 21.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,544,169 km

• M1: 94,695 km (0.09 R)
• M2: 390,600 km (0.056 R)
• M3: 936,483 km (0.09 R)
• M4: 1,540,110 km (0.091 R)
• M5: 1,991,148 km (0.118 R)
• M6: 2,841,462 km (0.082 R)
• M7: 3,387,793 km (0.114 R)
• M8: 4,002,042 km (0.087 R)
• M9: 4,525,784 km (0.065 R)
• M10: 5,025,142 km (0.101 R)
• M11: 6,745,218 km (0.11 R)
• M12: 7,531,954 km (0.108 R)
• M13: 8,574,950 km (0.092 R)
• M14: 9,182,916 km (0.1 R)
• M15: 15,561,619 km (0.12 R)
• M16: 16,388,746 km (0.085 R)
• M17: 19,817,380 km (0.116 R)
• M18: 21,514,717 km (0.066 R)
• M19: 22,825,793 km (0.119 R)
• M20: 25,813,262 km (0.079 R)
• M21: 28,053,042 km (0.067 R)
• M22: 28,827,510 km (0.054 R)
• M23: 29,844,326 km (0.1 R)
• M24: 32,188,824 km (0.118 R)
• M25: 33,037,643 km (0.114 R)
• M26: 38,990,441 km (0.059 R)
• M27: 41,359,772 km (0.055 R)
• M28: 43,528,642 km (0.108 R)
• M29: 44,119,554 km (0.117 R)
• M30: 46,999,761 km (0.083 R)
• M31: 52,462,477 km (0.11 R)
• M32: 59,957,779 km (0.089 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 14,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit