🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.42 AU - 0.62 AU

Year: 143 Days

Day: 29.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.58 AU - 0.84 AU

Year: 228 Days

Day: 16.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 173.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,771,710 km

• M1: 170,242 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.96 AU - 0.98 AU

Year: 364 Days

Day: 38.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,771,710 km

• M1: 30,368 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.92 AU - 1.38 AU

Year: 470 Days

Day: 41.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,771,710 km

• M1: 36,951 km (0.083 R)

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.04 AU - 3.56 AU

Year: 2283 Days

Day: 21.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,771,710 km

• M1: 1,662,182 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.8

Radius: 8.2

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.4 AU - 6 AU

Year: 4515 Days

Day: 5.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,771,710 km

• M1: 102,026 km (0.116 R)
• M2: 540,348 km (0.108 R)
• M3: 807,978 km (0.094 R)
• M4: 1,384,678 km (0.116 R)
• M5: 2,106,637 km (0.054 R)
• M6: 2,851,784 km (0.117 R)
• M7: 3,155,617 km (0.053 R)
• M8: 3,673,974 km (0.078 R)
• M9: 4,104,966 km (0.089 R)
• M10: 4,671,194 km (0.074 R)
• M11: 5,013,773 km (0.061 R)
• M12: 5,401,381 km (0.03 R)
• M13: 7,504,727 km (0.106 R)
• M14: 9,590,420 km (0.086 R)
• M15: 10,188,513 km (0.092 R)
• M16: 10,586,144 km (0.08 R)
• M17: 12,680,514 km (0.107 R)
• M18: 14,923,584 km (0.084 R)
• M19: 15,207,222 km (0.036 R)
• M20: 16,020,436 km (0.068 R)
• M21: 21,519,055 km (0.115 R)
• M22: 24,847,309 km (0.091 R)
• M23: 26,056,209 km (0.081 R)
• M24: 28,765,277 km (0.112 R)
• M25: 30,007,538 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213

Radius: 11

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.39 AU - 8.11 AU

Year: 7434 Days

Day: 11 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,771,710 km

• M1: 136,882 km (0.085 R)
• M2: 485,295 km (0.109 R)
• M3: 874,250 km (0.082 R)
• M4: 1,363,435 km (0.099 R)
• M5: 2,129,226 km (0.032 R)
• M6: 3,716,011 km (0.1 R)
• M7: 4,151,042 km (0.082 R)
• M8: 4,620,181 km (0.088 R)
• M9: 5,124,475 km (0.083 R)
• M10: 5,949,507 km (0.119 R)
• M11: 7,151,975 km (0.112 R)
• M12: 9,152,398 km (0.113 R)
• M13: 9,908,914 km (0.095 R)
• M14: 12,863,472 km (0.112 R)
• M15: 14,069,979 km (0.026 R)
• M16: 17,414,539 km (0.084 R)
• M17: 18,141,883 km (0.04 R)
• M18: 20,379,568 km (0.099 R)
• M19: 24,860,473 km (0.042 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.9

Radius: 10

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.66 AU - 9.16 AU

Year: 7681 Days

Day: 9 Hours

Environment

Temp: -169 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,771,710 km

• M1: 125,064 km (0.118 R)
• M2: 717,920 km (0.086 R)
• M3: 1,095,655 km (0.104 R)
• M4: 2,324,901 km (0.096 R)
• M5: 2,659,102 km (0.093 R)
• M6: 3,590,648 km (0.09 R)
• M7: 4,224,943 km (0.09 R)
• M8: 4,784,589 km (0.09 R)
• M9: 5,361,438 km (0.043 R)
• M10: 5,683,373 km (0.114 R)
• M11: 6,086,689 km (0.101 R)
• M12: 8,185,696 km (0.119 R)
• M13: 9,939,731 km (0.1 R)
• M14: 10,427,271 km (0.12 R)
• M15: 11,555,837 km (0.092 R)
• M16: 13,516,317 km (0.029 R)
• M17: 14,054,271 km (0.047 R)
• M18: 19,257,584 km (0.089 R)
• M19: 20,872,643 km (0.067 R)
• M20: 21,591,760 km (0.077 R)
• M21: 22,327,183 km (0.112 R)
• M22: 25,167,448 km (0.083 R)
• M23: 27,855,124 km (0.1 R)
• M24: 29,516,557 km (0.097 R)
• M25: 30,422,522 km (0.088 R)
• M26: 31,554,679 km (0.108 R)
• M27: 32,928,735 km (0.118 R)
• M28: 35,231,795 km (0.028 R)
• M29: 37,757,755 km (0.105 R)
• M30: 38,824,986 km (0.053 R)
• M31: 40,525,016 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.4

Radius: 4.2

Gravity: 43.67 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 10.82 AU - 17.54 AU

Year: 20333 Days

Day: 19.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,771,710 km

• M1: 52,210 km (0.105 R)
• M2: 208,390 km (0.084 R)
• M3: 663,467 km (0.086 R)
• M4: 4,069,361 km (0.075 R)
• M5: 4,758,559 km (0.038 R)
• M6: 4,905,165 km (0.109 R)
• M7: 6,956,151 km (0.037 R)
• M8: 8,195,271 km (0.053 R)
• M9: 10,046,245 km (0.115 R)
• M10: 11,229,415 km (0.03 R)
• M11: 12,572,055 km (0.064 R)
• M12: 13,066,177 km (0.111 R)
• M13: 16,556,445 km (0.118 R)
• M14: 21,406,707 km (0.031 R)
• M15: 26,546,441 km (0.056 R)
• M16: 27,241,623 km (0.096 R)
• M17: 29,399,722 km (0.119 R)
• M18: 29,646,408 km (0.035 R)
• M19: 42,699,870 km (0.098 R)
• M20: 66,671,732 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380.2

Radius: 7.6

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 14.68 AU - 15.72 AU

Year: 22566 Days

Day: 19.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,771,710 km

• M1: 96,191 km (0.118 R)
• M2: 1,532,929 km (0.091 R)
• M3: 2,707,871 km (0.12 R)
• M4: 3,926,645 km (0.083 R)
• M5: 7,211,066 km (0.029 R)
• M6: 8,253,315 km (0.079 R)
• M7: 11,354,329 km (0.073 R)
• M8: 11,664,146 km (0.09 R)
• M9: 15,683,691 km (0.062 R)
• M10: 16,538,045 km (0.055 R)
• M11: 19,025,558 km (0.094 R)
• M12: 19,287,354 km (0.099 R)
• M13: 25,145,008 km (0.111 R)
• M14: 29,452,679 km (0.092 R)
• M15: 34,099,638 km (0.118 R)
• M16: 50,091,949 km (0.101 R)
• M17: 51,600,195 km (0.076 R)
• M18: 60,158,241 km (0.055 R)
• M19: 60,534,030 km (0.099 R)
• M20: 64,771,689 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 15,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit