🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.44 AU - 0.66 AU

Year: 154 Days

Day: 33.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,787,368 km

• M1: 42,336 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.56 AU - 0.86 AU

Year: 227 Days

Day: 23.8 Hours

Environment

Temp: 140 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,787,368 km

• M1: 408,253 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.71 AU - 1.95 AU

Year: 938 Days

Day: 48 Hours

Environment

Temp: -66 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.21 AU - 3.05 AU

Year: 1615 Days

Day: 32.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 12.6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.74 AU - 10.9 AU

Year: 11655 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,787,368 km

• M1: 156,928 km (0.097 R)
• M2: 549,473 km (0.114 R)
• M3: 1,084,435 km (0.087 R)
• M4: 1,676,843 km (0.038 R)
• M5: 2,236,488 km (0.062 R)
• M6: 4,451,733 km (0.071 R)
• M7: 5,791,682 km (0.109 R)
• M8: 7,855,384 km (0.096 R)
• M9: 8,726,941 km (0.115 R)
• M10: 13,961,820 km (0.026 R)
• M11: 15,115,070 km (0.101 R)
• M12: 16,004,728 km (0.071 R)
• M13: 18,667,570 km (0.11 R)
• M14: 21,613,003 km (0.045 R)
• M15: 23,237,935 km (0.026 R)
• M16: 27,189,263 km (0.061 R)
• M17: 30,257,665 km (0.045 R)
• M18: 31,567,694 km (0.089 R)
• M19: 32,705,386 km (0.062 R)
• M20: 36,507,565 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.1

Radius: 5.8

Gravity: 20.54 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 9.71 AU - 14.03 AU

Year: 15489 Days

Day: 24.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,787,368 km

• M1: 72,106 km (0.111 R)
• M2: 330,611 km (0.045 R)
• M3: 534,214 km (0.093 R)
• M4: 864,526 km (0.088 R)
• M5: 1,088,624 km (0.097 R)
• M6: 1,394,551 km (0.09 R)
• M7: 3,198,103 km (0.088 R)
• M8: 3,408,288 km (0.073 R)
• M9: 4,125,012 km (0.064 R)
• M10: 5,400,184 km (0.07 R)
• M11: 5,813,822 km (0.118 R)
• M12: 6,048,092 km (0.115 R)
• M13: 6,452,605 km (0.047 R)
• M14: 9,111,258 km (0.066 R)
• M15: 12,040,085 km (0.062 R)
• M16: 13,477,422 km (0.1 R)
• M17: 13,819,403 km (0.092 R)
• M18: 15,616,671 km (0.11 R)
• M19: 19,062,658 km (0.08 R)
• M20: 25,389,900 km (0.078 R)
• M21: 26,440,227 km (0.067 R)
• M22: 30,814,169 km (0.117 R)
• M23: 33,482,547 km (0.118 R)
• M24: 36,564,712 km (0.055 R)
• M25: 36,962,791 km (0.11 R)
• M26: 38,858,795 km (0.066 R)
• M27: 39,273,480 km (0.111 R)
• M28: 41,823,077 km (0.092 R)
• M29: 44,180,290 km (0.11 R)
• M30: 44,631,926 km (0.119 R)
• M31: 55,712,790 km (0.113 R)
• M32: 61,507,913 km (0.107 R)
• M33: 64,164,920 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.3

Radius: 6.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.67 AU - 22.81 AU

Year: 30726 Days

Day: 22.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,787,368 km

• M1: 88,113 km (0.118 R)
• M2: 489,933 km (0.071 R)
• M3: 708,645 km (0.094 R)
• M4: 959,521 km (0.12 R)
• M5: 1,342,790 km (0.115 R)
• M6: 1,733,690 km (0.106 R)
• M7: 2,015,083 km (0.059 R)
• M8: 2,529,102 km (0.073 R)
• M9: 2,817,227 km (0.119 R)
• M10: 4,098,383 km (0.068 R)
• M11: 4,635,739 km (0.109 R)
• M12: 5,031,575 km (0.116 R)
• M13: 5,372,209 km (0.119 R)
• M14: 6,936,404 km (0.039 R)
• M15: 7,748,123 km (0.064 R)
• M16: 12,029,913 km (0.079 R)
• M17: 13,628,067 km (0.113 R)
• M18: 15,758,789 km (0.119 R)
• M19: 17,410,051 km (0.108 R)
• M20: 21,541,196 km (0.115 R)
• M21: 22,439,232 km (0.08 R)
• M22: 29,073,897 km (0.045 R)
• M23: 31,673,908 km (0.04 R)
• M24: 32,057,477 km (0.09 R)
• M25: 37,189,133 km (0.102 R)
• M26: 37,616,235 km (0.099 R)
• M27: 39,504,459 km (0.071 R)
• M28: 41,914,182 km (0.068 R)
• M29: 44,260,624 km (0.069 R)
• M30: 48,532,691 km (0.052 R)
• M31: 49,384,651 km (0.068 R)
• M32: 57,316,180 km (0.1 R)
• M33: 65,020,620 km (0.096 R)
• M34: 71,615,792 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 11,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit