🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.6 AU - 0.8 AU

Year: 224 Days

Day: 34.9 Hours

Environment

Temp: 118 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.9 AU - 1.12 AU

Year: 389 Days

Day: 32.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.3

Radius: 14.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.06 AU - 9.64 AU

Year: 9238 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,182,769 km

• M1: 185,352 km (0.109 R)
• M2: 694,733 km (0.109 R)
• M3: 1,995,935 km (0.103 R)
• M4: 2,754,396 km (0.071 R)
• M5: 3,252,856 km (0.086 R)
• M6: 4,091,352 km (0.028 R)
• M7: 5,615,754 km (0.11 R)
• M8: 8,164,453 km (0.092 R)
• M9: 9,040,050 km (0.033 R)
• M10: 10,244,013 km (0.058 R)
• M11: 12,656,578 km (0.089 R)
• M12: 14,670,914 km (0.057 R)
• M13: 17,017,207 km (0.075 R)
• M14: 18,647,225 km (0.109 R)
• M15: 19,465,525 km (0.083 R)
• M16: 20,450,478 km (0.078 R)
• M17: 21,174,232 km (0.09 R)
• M18: 22,519,865 km (0.117 R)
• M19: 28,746,278 km (0.107 R)
• M20: 29,931,093 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.6

Radius: 8

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 9.38 AU - 13.3 AU

Year: 14621 Days

Day: 9.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,182,769 km

• M1: 99,782 km (0.063 R)
• M2: 387,907 km (0.097 R)
• M3: 713,432 km (0.119 R)
• M4: 1,268,590 km (0.065 R)
• M5: 1,691,802 km (0.077 R)
• M6: 2,259,825 km (0.062 R)
• M7: 2,906,088 km (0.108 R)
• M8: 4,446,049 km (0.108 R)
• M9: 6,140,544 km (0.106 R)
• M10: 8,226,387 km (0.087 R)
• M11: 10,796,329 km (0.049 R)
• M12: 11,111,382 km (0.077 R)
• M13: 12,149,890 km (0.088 R)
• M14: 12,955,624 km (0.103 R)
• M15: 15,989,170 km (0.114 R)
• M16: 25,117,333 km (0.07 R)
• M17: 28,663,550 km (0.047 R)
• M18: 29,984,799 km (0.037 R)
• M19: 33,298,541 km (0.113 R)
• M20: 36,612,433 km (0.101 R)
• M21: 42,961,965 km (0.101 R)
• M22: 44,020,221 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.5

Radius: 3.4

Gravity: 71.06 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 11.41 AU - 12.99 AU

Year: 16316 Days

Day: 17.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 52,182,769 km

• M1: 42,336 km (0.05 R)
• M2: 496,216 km (0.029 R)
• M3: 835,055 km (0.076 R)
• M4: 1,005,298 km (0.102 R)
• M5: 1,310,926 km (0.107 R)
• M6: 1,727,257 km (0.099 R)
• M7: 2,063,403 km (0.102 R)
• M8: 2,741,979 km (0.119 R)
• M9: 3,198,103 km (0.105 R)
• M10: 3,702,846 km (0.116 R)
• M11: 3,974,217 km (0.075 R)
• M12: 7,088,695 km (0.115 R)
• M13: 14,309,336 km (0.06 R)
• M14: 15,050,892 km (0.094 R)
• M15: 15,354,576 km (0.064 R)
• M16: 15,585,106 km (0.118 R)
• M17: 17,263,295 km (0.077 R)
• M18: 19,235,294 km (0.088 R)
• M19: 19,773,398 km (0.069 R)
• M20: 20,692,377 km (0.079 R)
• M21: 21,639,482 km (0.114 R)
• M22: 22,123,730 km (0.107 R)
• M23: 22,516,275 km (0.101 R)
• M24: 26,260,560 km (0.113 R)
• M25: 27,257,480 km (0.12 R)
• M26: 28,394,573 km (0.104 R)
• M27: 29,800,195 km (0.1 R)
• M28: 31,374,563 km (0.11 R)
• M29: 31,745,566 km (0.119 R)
• M30: 32,749,367 km (0.09 R)
• M31: 33,259,047 km (0.059 R)
• M32: 36,838,775 km (0.081 R)
• M33: 42,600,986 km (0.09 R)
• M34: 45,221,641 km (0.094 R)
• M35: 51,463,911 km (0.101 R)
• M36: 55,869,120 km (0.047 R)
• M37: 57,146,237 km (0.092 R)
• M38: 61,865,900 km (0.076 R)
• M39: 69,736,394 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258

Radius: 6.2

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.46 AU - 14.08 AU

Year: 18509 Days

Day: 24 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,182,769 km

• M1: 80,484 km (0.077 R)
• M2: 469,438 km (0.075 R)
• M3: 762,052 km (0.092 R)
• M4: 1,137,243 km (0.066 R)
• M5: 1,915,750 km (0.112 R)
• M6: 2,235,441 km (0.103 R)
• M7: 6,169,865 km (0.11 R)
• M8: 7,746,926 km (0.087 R)
• M9: 7,966,984 km (0.11 R)
• M10: 9,625,426 km (0.039 R)
• M11: 9,828,580 km (0.067 R)
• M12: 11,672,972 km (0.118 R)
• M13: 12,798,247 km (0.102 R)
• M14: 13,545,040 km (0.082 R)
• M15: 16,898,276 km (0.057 R)
• M16: 18,257,523 km (0.112 R)
• M17: 33,917,727 km (0.101 R)
• M18: 35,585,593 km (0.104 R)
• M19: 39,213,192 km (0.058 R)
• M20: 40,783,671 km (0.076 R)
• M21: 45,602,966 km (0.045 R)
• M22: 51,250,435 km (0.069 R)
• M23: 52,182,729 km (0.074 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 18,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit