🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.77 AU - 0.79 AU

Year: 254 Days

Day: 18.1 Hours

Environment

Temp: 175 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.07 AU - 1.31 AU

Year: 479 Days

Day: 16.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,445,928 km

• M1: 245,341 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.33 AU - 1.95 AU

Year: 775 Days

Day: 23.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.53 AU - 2.53 AU

Year: 1067 Days

Day: 12.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.77 AU - 4.39 AU

Year: 2499 Days

Day: 15 Hours

Environment

Temp: -121 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.54 AU - 4.06 AU

Year: 2733 Days

Day: 47 Hours

Environment

Temp: -120 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 11.2

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.54 AU - 7.18 AU

Year: 6629 Days

Day: 7.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,445,928 km

• M1: 140,024 km (0.06 R)
• M2: 579,243 km (0.064 R)
• M3: 1,185,264 km (0.075 R)
• M4: 2,438,894 km (0.104 R)
• M5: 2,813,338 km (0.109 R)
• M6: 4,108,556 km (0.072 R)
• M7: 4,691,389 km (0.089 R)
• M8: 5,599,448 km (0.063 R)
• M9: 7,693,519 km (0.064 R)
• M10: 8,075,891 km (0.047 R)
• M11: 10,017,223 km (0.09 R)
• M12: 10,685,776 km (0.051 R)
• M13: 11,517,989 km (0.118 R)
• M14: 12,251,916 km (0.106 R)
• M15: 13,711,692 km (0.086 R)
• M16: 14,907,129 km (0.091 R)
• M17: 15,667,983 km (0.118 R)
• M18: 18,167,614 km (0.113 R)
• M19: 19,416,308 km (0.085 R)
• M20: 20,257,945 km (0.117 R)
• M21: 20,854,841 km (0.093 R)
• M22: 21,259,353 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.9

Radius: 13.4

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.73 AU - 10.13 AU

Year: 9031 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,445,928 km

• M1: 166,652 km (0.115 R)
• M2: 1,920,089 km (0.075 R)
• M3: 2,678,999 km (0.064 R)
• M4: 3,921,708 km (0.064 R)
• M5: 8,804,134 km (0.118 R)
• M6: 11,437,056 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.5

Radius: 3.4

Gravity: 62.76 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 12.48 AU - 12.8 AU

Year: 16581 Days

Day: 24.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 68,445,928 km

• M1: 48,919 km (0.074 R)
• M2: 206,894 km (0.104 R)
• M3: 390,301 km (0.101 R)
• M4: 675,734 km (0.075 R)
• M5: 811,120 km (0.077 R)
• M6: 1,496,128 km (0.059 R)
• M7: 1,642,435 km (0.077 R)
• M8: 1,926,372 km (0.087 R)
• M9: 3,076,779 km (0.072 R)
• M10: 4,420,168 km (0.106 R)
• M11: 4,688,098 km (0.092 R)
• M12: 5,219,619 km (0.065 R)
• M13: 6,657,105 km (0.117 R)
• M14: 6,875,668 km (0.114 R)
• M15: 7,281,078 km (0.089 R)
• M16: 7,419,606 km (0.098 R)
• M17: 8,139,321 km (0.102 R)
• M18: 8,389,149 km (0.08 R)
• M19: 8,541,590 km (0.05 R)
• M20: 10,458,387 km (0.112 R)
• M21: 12,249,223 km (0.115 R)
• M22: 17,146,459 km (0.109 R)
• M23: 17,309,820 km (0.095 R)
• M24: 20,523,631 km (0.088 R)
• M25: 21,932,394 km (0.119 R)
• M26: 23,304,207 km (0.098 R)
• M27: 25,787,232 km (0.112 R)
• M28: 26,434,393 km (0.092 R)
• M29: 29,715,672 km (0.11 R)
• M30: 31,149,269 km (0.066 R)
• M31: 32,879,368 km (0.035 R)
• M32: 33,258,299 km (0.092 R)
• M33: 34,802,897 km (0.12 R)
• M34: 36,126,240 km (0.099 R)
• M35: 39,296,069 km (0.089 R)
• M36: 41,754,860 km (0.102 R)
• M37: 42,050,615 km (0.094 R)
• M38: 43,550,783 km (0.104 R)
• M39: 54,532,463 km (0.088 R)
• M40: 58,320,281 km (0.092 R)
• M41: 62,472,370 km (0.083 R)
• M42: 63,442,811 km (0.087 R)
• M43: 67,424,957 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: 187 - 14,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit