🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.58 AU - 0.66 AU

Year: 170 Days

Day: 32.4 Hours

Environment

Temp: 224 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,319,759 km

• M1: 23,636 km (0.074 R)
• M2: 36,801 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.3 AU - 1.56 AU

Year: 596 Days

Day: 17.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 101,319,759 km

• M1: 177,872 km (0.099 R)
• M2: 396,584 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.53 AU - 2.15 AU

Year: 869 Days

Day: 20.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,319,759 km

• M1: 33,660 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.82 AU - 1.88 AU

Year: 876 Days

Day: 47.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,319,759 km

• M1: 197,918 km (0.093 R)
• M2: 934,239 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.29 AU - 3.77 AU

Year: 1837 Days

Day: 41.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.4

Radius: 8.7

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.34 AU - 6.18 AU

Year: 4814 Days

Day: 5.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,319,759 km

• M1: 108,309 km (0.093 R)
• M2: 539,300 km (0.078 R)
• M3: 923,617 km (0.11 R)
• M4: 1,311,824 km (0.089 R)
• M5: 1,641,687 km (0.107 R)
• M6: 2,055,325 km (0.101 R)
• M7: 2,797,031 km (0.096 R)
• M8: 3,663,353 km (0.109 R)
• M9: 4,277,452 km (0.076 R)
• M10: 5,119,239 km (0.104 R)
• M11: 5,536,617 km (0.119 R)
• M12: 6,036,872 km (0.1 R)
• M13: 8,158,021 km (0.063 R)
• M14: 8,612,200 km (0.096 R)
• M15: 13,752,532 km (0.115 R)
• M16: 14,892,019 km (0.106 R)
• M17: 16,269,965 km (0.104 R)
• M18: 16,567,366 km (0.105 R)
• M19: 19,677,805 km (0.1 R)
• M20: 20,772,263 km (0.092 R)
• M21: 25,081,280 km (0.051 R)
• M22: 26,122,780 km (0.076 R)
• M23: 26,695,441 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.6

Radius: 4.9

Gravity: 34.01 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 19.03 AU - 20.53 AU

Year: 30636 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,319,759 km

• M1: 60,886 km (0.111 R)
• M2: 330,462 km (0.06 R)
• M3: 675,434 km (0.117 R)
• M4: 1,364,632 km (0.114 R)
• M5: 1,775,577 km (0.053 R)
• M6: 1,944,174 km (0.066 R)
• M7: 2,982,982 km (0.064 R)
• M8: 3,253,006 km (0.061 R)
• M9: 4,654,887 km (0.054 R)
• M10: 5,576,709 km (0.08 R)
• M11: 6,175,550 km (0.115 R)
• M12: 7,999,297 km (0.118 R)
• M13: 9,376,196 km (0.045 R)
• M14: 10,626,834 km (0.098 R)
• M15: 12,589,708 km (0.087 R)
• M16: 14,274,180 km (0.111 R)
• M17: 19,283,914 km (0.05 R)
• M18: 21,843,683 km (0.105 R)
• M19: 24,621,416 km (0.053 R)
• M20: 33,603,123 km (0.117 R)
• M21: 36,186,079 km (0.117 R)
• M22: 36,655,218 km (0.059 R)
• M23: 39,061,949 km (0.1 R)
• M24: 42,086,668 km (0.073 R)
• M25: 44,903,147 km (0.089 R)
• M26: 45,083,114 km (0.072 R)
• M27: 54,510,023 km (0.097 R)
• M28: 59,571,966 km (0.108 R)
• M29: 59,789,332 km (0.113 R)
• M30: 66,328,405 km (0.037 R)
• M31: 74,079,070 km (0.06 R)
• M32: 76,106,870 km (0.107 R)
• M33: 78,955,063 km (0.075 R)
• M34: 79,480,451 km (0.104 R)
• M35: 80,008,232 km (0.079 R)
• M36: 84,314,258 km (0.119 R)
• M37: 92,799,449 km (0.032 R)
• M38: 96,946,900 km (0.061 R)
• M39: 102,458,684 km (0.1 R)
• M40: 107,208,416 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681

Radius: 4.1

Gravity: 40.51 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 17.79 AU - 21.93 AU

Year: 30822 Days

Day: 23.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 101,319,759 km

• M1: 51,013 km (0.065 R)
• M2: 185,801 km (0.12 R)
• M3: 522,695 km (0.12 R)
• M4: 1,399,039 km (0.078 R)
• M5: 1,652,308 km (0.1 R)
• M6: 2,470,010 km (0.083 R)
• M7: 3,559,532 km (0.045 R)
• M8: 3,996,208 km (0.048 R)
• M9: 6,828,245 km (0.117 R)
• M10: 8,736,366 km (0.083 R)
• M11: 9,340,741 km (0.116 R)
• M12: 9,590,121 km (0.114 R)
• M13: 10,904,189 km (0.115 R)
• M14: 12,938,869 km (0.112 R)
• M15: 13,170,746 km (0.1 R)
• M16: 13,722,912 km (0.096 R)
• M17: 13,964,064 km (0.09 R)
• M18: 15,732,909 km (0.119 R)
• M19: 16,174,971 km (0.095 R)
• M20: 16,625,410 km (0.091 R)
• M21: 18,805,200 km (0.116 R)
• M22: 25,012,914 km (0.075 R)
• M23: 26,722,668 km (0.11 R)
• M24: 32,458,400 km (0.052 R)
• M25: 36,603,308 km (0.101 R)
• M26: 41,756,655 km (0.092 R)
• M27: 43,116,500 km (0.078 R)
• M28: 43,461,024 km (0.107 R)
• M29: 57,329,494 km (0.108 R)
• M30: 60,718,784 km (0.109 R)
• M31: 78,394,670 km (0.047 R)
• M32: 86,056,325 km (0.109 R)
• M33: 91,054,390 km (0.118 R)
• M34: 91,337,578 km (0.083 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 12,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit