🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.43 AU - 0.69 AU

Year: 158 Days

Day: 38.6 Hours

Environment

Temp: 222 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,579,832 km

• M1: 111,450 km (0.038 R)
• M2: 312,360 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.86 AU - 0.92 AU

Year: 316 Days

Day: 15.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,579,832 km

• M1: 33,809 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.86 AU - 1.06 AU

Year: 354 Days

Day: 17.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.13 AU - 1.71 AU

Year: 637 Days

Day: 18.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.98 AU - 2.24 AU

Year: 1155 Days

Day: 20.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.9

Radius: 11.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.21 AU - 6.65 AU

Year: 5440 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,579,832 km

• M1: 151,692 km (0.101 R)
• M2: 528,380 km (0.084 R)
• M3: 1,113,906 km (0.074 R)
• M4: 1,698,385 km (0.093 R)
• M5: 2,598,515 km (0.11 R)
• M6: 3,113,132 km (0.072 R)
• M7: 3,542,926 km (0.068 R)
• M8: 5,370,414 km (0.028 R)
• M9: 6,073,075 km (0.103 R)
• M10: 8,281,589 km (0.111 R)
• M11: 10,500,723 km (0.097 R)
• M12: 10,858,711 km (0.082 R)
• M13: 11,348,943 km (0.101 R)
• M14: 13,552,221 km (0.117 R)
• M15: 15,766,718 km (0.105 R)
• M16: 17,260,602 km (0.085 R)
• M17: 20,963,598 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.7

Radius: 14.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.6 AU - 7.48 AU

Year: 7037 Days

Day: 14 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,579,832 km

• M1: 183,557 km (0.118 R)
• M2: 753,674 km (0.119 R)
• M3: 1,390,363 km (0.114 R)
• M4: 2,441,138 km (0.106 R)
• M5: 3,951,179 km (0.102 R)
• M6: 5,437,583 km (0.069 R)
• M7: 6,338,163 km (0.081 R)
• M8: 7,369,042 km (0.105 R)
• M9: 7,873,486 km (0.081 R)
• M10: 9,102,731 km (0.042 R)
• M11: 9,883,632 km (0.117 R)
• M12: 14,065,042 km (0.085 R)
• M13: 14,896,657 km (0.075 R)
• M14: 15,378,811 km (0.105 R)
• M15: 16,205,489 km (0.096 R)
• M16: 18,864,291 km (0.07 R)
• M17: 22,704,768 km (0.058 R)
• M18: 25,259,002 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 12.1

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.68 AU - 7.82 AU

Year: 7354 Days

Day: 7.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,579,832 km

• M1: 151,543 km (0.079 R)
• M2: 596,896 km (0.109 R)
• M3: 1,007,093 km (0.106 R)
• M4: 1,409,511 km (0.075 R)
• M5: 1,993,990 km (0.077 R)
• M6: 2,435,902 km (0.095 R)
• M7: 3,061,221 km (0.111 R)
• M8: 3,521,085 km (0.088 R)
• M9: 4,795,210 km (0.083 R)
• M10: 5,567,883 km (0.099 R)
• M11: 7,002,976 km (0.086 R)
• M12: 8,549,818 km (0.089 R)
• M13: 13,206,949 km (0.118 R)
• M14: 15,795,890 km (0.07 R)
• M15: 16,984,445 km (0.049 R)
• M16: 19,964,733 km (0.115 R)
• M17: 20,614,736 km (0.086 R)
• M18: 21,353,450 km (0.03 R)
• M19: 21,805,086 km (0.114 R)
• M20: 22,186,411 km (0.047 R)
• M21: 30,875,205 km (0.054 R)
• M22: 32,630,437 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950

Radius: 10.3

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.02 AU - 7.54 AU

Year: 7400 Days

Day: 7.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,579,832 km

• M1: 128,056 km (0.109 R)
• M2: 561,441 km (0.073 R)
• M3: 1,236,127 km (0.119 R)
• M4: 2,029,744 km (0.072 R)
• M5: 2,520,724 km (0.074 R)
• M6: 2,897,860 km (0.114 R)
• M7: 3,667,990 km (0.042 R)
• M8: 4,512,171 km (0.108 R)
• M9: 5,946,216 km (0.07 R)
• M10: 6,842,607 km (0.055 R)
• M11: 8,374,339 km (0.116 R)
• M12: 8,768,380 km (0.085 R)
• M13: 9,312,916 km (0.093 R)
• M14: 10,419,791 km (0.115 R)
• M15: 11,082,958 km (0.111 R)
• M16: 11,828,404 km (0.099 R)
• M17: 16,607,159 km (0.101 R)
• M18: 17,654,344 km (0.099 R)
• M19: 20,582,273 km (0.111 R)
• M20: 23,906,637 km (0.096 R)
• M21: 26,249,789 km (0.061 R)
• M22: 27,285,754 km (0.1 R)
• M23: 27,959,094 km (0.108 R)
• M24: 28,742,089 km (0.025 R)
• M25: 30,045,536 km (0.113 R)
• M26: 31,914,911 km (0.118 R)
• M27: 33,421,511 km (0.108 R)
• M28: 36,344,354 km (0.117 R)
• M29: 41,292,902 km (0.042 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.9

Radius: 6.6

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 17.31 AU - 19.41 AU

Year: 29637 Days

Day: 23.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 91,579,832 km

• M1: 82,129 km (0.1 R)
• M2: 312,211 km (0.11 R)
• M3: 699,819 km (0.093 R)
• M4: 1,284,747 km (0.047 R)
• M5: 1,863,092 km (0.074 R)
• M6: 2,431,115 km (0.072 R)
• M7: 2,996,745 km (0.039 R)
• M8: 3,710,177 km (0.103 R)
• M9: 3,938,164 km (0.106 R)
• M10: 5,102,783 km (0.118 R)
• M11: 6,070,682 km (0.08 R)
• M12: 6,296,425 km (0.084 R)
• M13: 8,036,697 km (0.078 R)
• M14: 9,281,650 km (0.089 R)
• M15: 9,581,594 km (0.035 R)
• M16: 12,652,838 km (0.105 R)
• M17: 14,569,935 km (0.112 R)
• M18: 15,222,182 km (0.076 R)
• M19: 16,323,372 km (0.078 R)
• M20: 22,743,663 km (0.085 R)
• M21: 26,868,526 km (0.115 R)
• M22: 27,601,256 km (0.112 R)
• M23: 29,879,332 km (0.05 R)
• M24: 30,665,768 km (0.084 R)
• M25: 32,968,678 km (0.118 R)
• M26: 33,526,828 km (0.064 R)
• M27: 35,969,611 km (0.025 R)
• M28: 38,992,386 km (0.084 R)
• M29: 63,075,100 km (0.113 R)
• M30: 65,239,631 km (0.079 R)
• M31: 67,006,532 km (0.031 R)
• M32: 77,789,098 km (0.089 R)
• M33: 88,593,505 km (0.059 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: 273 - 14,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit