🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.49 AU - 0.53 AU

Year: 137 Days

Day: 26.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.45 AU - 0.69 AU

Year: 162 Days

Day: 30.4 Hours

Environment

Temp: 203 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.77 AU - 0.93 AU

Year: 295 Days

Day: 20.1 Hours

Environment

Temp: 80 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.04 AU - 3 AU

Year: 1507 Days

Day: 41.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,684,505 km

• M1: 372,947 km (0.055 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.76 AU - 3.34 AU

Year: 2007 Days

Day: 13.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 102.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.43 AU - 3.71 AU

Year: 2541 Days

Day: 36.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,684,505 km

• M1: 598,092 km (0.117 R)

Asteroid Belt

Center: 8.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.3

Radius: 4.4

Gravity: 44.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 11.87 AU - 16.87 AU

Year: 20522 Days

Day: 19.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,684,505 km

• M1: 54,753 km (0.078 R)
• M2: 274,213 km (0.086 R)
• M3: 583,432 km (0.101 R)
• M4: 795,262 km (0.084 R)
• M5: 1,070,522 km (0.1 R)
• M6: 1,505,254 km (0.104 R)
• M7: 2,049,192 km (0.062 R)
• M8: 3,193,615 km (0.106 R)
• M9: 4,015,356 km (0.09 R)
• M10: 4,492,873 km (0.093 R)
• M11: 4,931,643 km (0.096 R)
• M12: 6,329,187 km (0.111 R)
• M13: 7,313,391 km (0.082 R)
• M14: 8,890,153 km (0.116 R)
• M15: 9,937,787 km (0.114 R)
• M16: 10,807,399 km (0.062 R)
• M17: 12,067,312 km (0.098 R)
• M18: 13,274,866 km (0.108 R)
• M19: 15,354,725 km (0.1 R)
• M20: 16,429,437 km (0.09 R)
• M21: 17,999,017 km (0.101 R)
• M22: 19,857,023 km (0.119 R)
• M23: 25,391,546 km (0.045 R)
• M24: 27,008,400 km (0.087 R)
• M25: 31,871,677 km (0.104 R)
• M26: 32,401,253 km (0.115 R)
• M27: 36,129,980 km (0.071 R)
• M28: 39,371,916 km (0.1 R)
• M29: 41,847,910 km (0.058 R)
• M30: 42,323,482 km (0.111 R)
• M31: 44,261,672 km (0.111 R)
• M32: 57,536,089 km (0.088 R)
• M33: 61,735,451 km (0.077 R)
• M34: 66,349,199 km (0.09 R)
• M35: 81,558,814 km (0.115 R)
• M36: 81,805,501 km (0.109 R)
• M37: 82,052,787 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.1

Radius: 5.7

Gravity: 20.16 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.18 AU - 18.98 AU

Year: 23167 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,684,505 km

• M1: 73,602 km (0.076 R)
• M2: 287,976 km (0.098 R)
• M3: 712,235 km (0.11 R)
• M4: 1,102,536 km (0.101 R)
• M5: 1,489,696 km (0.103 R)
• M6: 1,903,932 km (0.116 R)
• M7: 2,702,486 km (0.087 R)
• M8: 3,260,934 km (0.072 R)
• M9: 3,643,456 km (0.119 R)
• M10: 4,462,355 km (0.056 R)
• M11: 5,640,588 km (0.091 R)
• M12: 6,965,277 km (0.11 R)
• M13: 9,037,058 km (0.085 R)
• M14: 11,224,179 km (0.063 R)
• M15: 11,553,444 km (0.111 R)
• M16: 11,889,291 km (0.102 R)
• M17: 14,193,996 km (0.114 R)
• M18: 17,038,001 km (0.099 R)
• M19: 17,826,381 km (0.108 R)
• M20: 20,826,716 km (0.04 R)
• M21: 23,074,275 km (0.096 R)
• M22: 23,392,769 km (0.107 R)
• M23: 24,147,340 km (0.12 R)
• M24: 25,478,462 km (0.116 R)
• M25: 40,802,670 km (0.105 R)
• M26: 42,052,560 km (0.063 R)
• M27: 43,650,714 km (0.1 R)
• M28: 51,345,131 km (0.104 R)
• M29: 53,725,233 km (0.104 R)
• M30: 55,415,539 km (0.086 R)
• M31: 59,099,686 km (0.119 R)
• M32: 72,025,989 km (0.073 R)
• M33: 78,064,507 km (0.053 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 11,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit