🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.65 AU - 0.85 AU

Year: 246 Days

Day: 38.4 Hours

Environment

Temp: 99 °C

Axial Tilt: 49 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 26,091,668 km

• M1: 178,919 km (0.108 R)
• M2: 372,050 km (0.028 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.9 AU - 1.26 AU

Year: 425 Days

Day: 24.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.62 AU - 2.46 AU

Year: 1104 Days

Day: 25.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,091,668 km

• M1: 79,436 km (0.084 R)
• M2: 166,652 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.89 AU - 2.75 AU

Year: 1338 Days

Day: 47.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,091,668 km

• M1: 53,706 km (0.069 R)

Asteroid Belt

Center: 6.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 14.2

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.49 AU - 10.87 AU

Year: 12302 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,091,668 km

• M1: 176,675 km (0.064 R)
• M2: 725,250 km (0.113 R)
• M3: 1,766,003 km (0.102 R)
• M4: 3,090,393 km (0.057 R)
• M5: 3,608,899 km (0.067 R)
• M6: 5,917,793 km (0.063 R)
• M7: 6,796,979 km (0.052 R)
• M8: 8,597,390 km (0.043 R)
• M9: 11,259,484 km (0.066 R)
• M10: 11,948,681 km (0.114 R)
• M11: 14,492,294 km (0.103 R)
• M12: 15,308,350 km (0.118 R)
• M13: 16,088,653 km (0.102 R)
• M14: 20,394,379 km (0.088 R)
• M15: 21,179,917 km (0.058 R)
• M16: 21,660,874 km (0.105 R)
• M17: 25,957,624 km (0.105 R)
• M18: 27,634,467 km (0.093 R)
• M19: 28,112,881 km (0.068 R)
• M20: 29,880,828 km (0.06 R)
• M21: 30,384,824 km (0.099 R)
• M22: 34,734,531 km (0.083 R)
• M23: 36,424,688 km (0.119 R)
• M24: 38,881,983 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.7

Radius: 8.7

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 11 AU - 11.16 AU

Year: 13969 Days

Day: 8.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 26,091,668 km

• M1: 108,159 km (0.099 R)
• M2: 390,301 km (0.093 R)
• M3: 726,447 km (0.086 R)
• M4: 1,095,804 km (0.039 R)
• M5: 1,409,810 km (0.111 R)
• M6: 1,835,416 km (0.047 R)
• M7: 2,263,865 km (0.079 R)
• M8: 2,644,741 km (0.072 R)
• M9: 3,535,895 km (0.103 R)
• M10: 5,557,411 km (0.078 R)
• M11: 7,094,679 km (0.114 R)
• M12: 7,451,470 km (0.103 R)
• M13: 13,380,333 km (0.106 R)
• M14: 16,027,617 km (0.097 R)
• M15: 16,333,395 km (0.076 R)
• M16: 17,353,652 km (0.098 R)
• M17: 27,858,265 km (0.098 R)
• M18: 30,934,745 km (0.112 R)
• M19: 33,728,186 km (0.072 R)
• M20: 36,950,524 km (0.061 R)
• M21: 38,841,890 km (0.091 R)
• M22: 40,091,182 km (0.118 R)
• M23: 43,110,217 km (0.066 R)
• M24: 43,999,875 km (0.103 R)
• M25: 49,596,780 km (0.097 R)
• M26: 53,751,113 km (0.094 R)
• M27: 57,415,214 km (0.12 R)
• M28: 59,765,097 km (0.082 R)
• M29: 60,870,925 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.3

Radius: 3

Gravity: 88.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 11.57 AU - 16.01 AU

Year: 19395 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 26,091,668 km

• M1: 37,250 km (0.085 R)
• M2: 162,762 km (0.105 R)
• M3: 449,841 km (0.098 R)
• M4: 804,837 km (0.097 R)
• M5: 1,161,029 km (0.064 R)
• M6: 3,309,404 km (0.106 R)
• M7: 4,134,137 km (0.094 R)
• M8: 7,810,206 km (0.067 R)
• M9: 9,082,685 km (0.11 R)
• M10: 10,796,628 km (0.063 R)
• M11: 11,304,961 km (0.096 R)
• M12: 11,762,581 km (0.092 R)
• M13: 13,137,984 km (0.07 R)
• M14: 15,159,650 km (0.104 R)
• M15: 29,146,004 km (0.113 R)
• M16: 29,757,560 km (0.069 R)
• M17: 31,900,699 km (0.113 R)
• M18: 32,159,353 km (0.104 R)
• M19: 34,415,140 km (0.072 R)
• M20: 34,960,723 km (0.052 R)
• M21: 36,632,330 km (0.064 R)
• M22: 41,502,339 km (0.076 R)
• M23: 42,120,477 km (0.101 R)
• M24: 42,901,677 km (0.052 R)
• M25: 44,493,100 km (0.064 R)
• M26: 52,861,904 km (0.057 R)
• M27: 54,320,632 km (0.069 R)
• M28: 56,181,630 km (0.073 R)
• M29: 63,232,776 km (0.092 R)
• M30: 63,436,678 km (0.06 R)
• M31: 72,622,885 km (0.113 R)
• M32: 73,745,318 km (0.087 R)
• M33: 76,486,250 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.9

Radius: 7.8

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 14.25 AU - 19.59 AU

Year: 26360 Days

Day: 23.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,091,668 km

• M1: 97,538 km (0.097 R)
• M2: 370,105 km (0.119 R)
• M3: 764,296 km (0.093 R)
• M4: 2,418,698 km (0.074 R)
• M5: 5,408,711 km (0.104 R)
• M6: 7,468,973 km (0.113 R)
• M7: 9,283,296 km (0.117 R)
• M8: 11,063,511 km (0.077 R)
• M9: 11,643,651 km (0.108 R)
• M10: 12,816,349 km (0.058 R)
• M11: 16,117,375 km (0.084 R)
• M12: 17,273,617 km (0.115 R)
• M13: 19,685,883 km (0.034 R)
• M14: 23,095,368 km (0.12 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: 171 - 16,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit