🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.6 AU - 0.62 AU

Year: 167 Days

Day: 44.3 Hours

Environment

Temp: 244 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,190,260 km

• M1: 70,909 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.58 AU - 0.84 AU

Year: 209 Days

Day: 22.9 Hours

Environment

Temp: 229 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,190,260 km

• M1: 429,944 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.45 AU - 1.63 AU

Year: 669 Days

Day: 37.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.1

Radius: 12.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.57 AU - 8.65 AU

Year: 6633 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,190,260 km

• M1: 158,424 km (0.075 R)
• M2: 577,298 km (0.095 R)
• M3: 1,042,398 km (0.079 R)
• M4: 2,603,901 km (0.043 R)
• M5: 3,244,329 km (0.12 R)
• M6: 4,343,125 km (0.049 R)
• M7: 4,792,966 km (0.038 R)
• M8: 5,927,217 km (0.064 R)
• M9: 11,086,549 km (0.092 R)
• M10: 12,914,635 km (0.07 R)
• M11: 13,799,805 km (0.091 R)
• M12: 15,042,365 km (0.117 R)
• M13: 15,856,028 km (0.085 R)
• M14: 16,471,324 km (0.079 R)
• M15: 20,437,014 km (0.071 R)
• M16: 21,367,812 km (0.104 R)
• M17: 21,775,167 km (0.075 R)
• M18: 23,170,915 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.1

Radius: 10.6

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.98 AU - 12.58 AU

Year: 11531 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,190,260 km

• M1: 144,512 km (0.073 R)
• M2: 499,058 km (0.11 R)
• M3: 896,989 km (0.103 R)
• M4: 1,426,117 km (0.101 R)
• M5: 1,755,681 km (0.096 R)
• M6: 2,449,067 km (0.072 R)
• M7: 2,928,678 km (0.079 R)
• M8: 3,496,252 km (0.091 R)
• M9: 4,106,611 km (0.116 R)
• M10: 6,331,431 km (0.096 R)
• M11: 11,754,503 km (0.062 R)
• M12: 13,317,502 km (0.093 R)
• M13: 15,299,075 km (0.089 R)
• M14: 15,659,606 km (0.093 R)
• M15: 16,099,723 km (0.05 R)
• M16: 17,004,790 km (0.088 R)
• M17: 19,248,160 km (0.057 R)
• M18: 20,354,137 km (0.101 R)
• M19: 22,321,349 km (0.118 R)
• M20: 23,446,175 km (0.096 R)
• M21: 24,314,292 km (0.116 R)
• M22: 27,469,311 km (0.117 R)
• M23: 28,434,067 km (0.045 R)
• M24: 34,455,531 km (0.107 R)
• M25: 35,326,041 km (0.09 R)
• M26: 35,703,626 km (0.043 R)
• M27: 36,466,725 km (0.115 R)
• M28: 39,223,515 km (0.097 R)
• M29: 42,825,532 km (0.091 R)
• M30: 50,202,652 km (0.1 R)
• M31: 51,967,907 km (0.086 R)
• M32: 52,947,922 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.8

Radius: 14.6

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.22 AU - 13.28 AU

Year: 12331 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,190,260 km

• M1: 181,612 km (0.03 R)
• M2: 819,796 km (0.061 R)
• M3: 1,333,515 km (0.082 R)
• M4: 1,831,228 km (0.114 R)
• M5: 2,344,498 km (0.067 R)
• M6: 3,333,190 km (0.12 R)
• M7: 5,416,341 km (0.109 R)
• M8: 10,636,558 km (0.084 R)
• M9: 11,649,336 km (0.053 R)
• M10: 12,784,036 km (0.086 R)
• M11: 13,805,340 km (0.104 R)
• M12: 14,304,548 km (0.074 R)
• M13: 26,430,952 km (0.081 R)
• M14: 27,593,178 km (0.071 R)
• M15: 30,227,746 km (0.092 R)
• M16: 32,365,499 km (0.102 R)
• M17: 35,409,068 km (0.072 R)
• M18: 37,300,135 km (0.064 R)
• M19: 40,642,600 km (0.045 R)
• M20: 41,799,739 km (0.062 R)
• M21: 45,678,214 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.1

Radius: 8.8

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.91 AU - 13.97 AU

Year: 14434 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 144.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,190,260 km

• M1: 109,506 km (0.116 R)
• M2: 807,829 km (0.12 R)
• M3: 1,860,698 km (0.085 R)
• M4: 2,187,270 km (0.117 R)
• M5: 3,795,148 km (0.07 R)
• M6: 4,080,432 km (0.062 R)
• M7: 6,536,829 km (0.071 R)
• M8: 6,834,528 km (0.103 R)
• M9: 8,074,994 km (0.12 R)
• M10: 8,771,073 km (0.101 R)
• M11: 9,506,645 km (0.083 R)
• M12: 10,635,062 km (0.12 R)
• M13: 11,047,803 km (0.047 R)
• M14: 12,864,370 km (0.05 R)
• M15: 13,752,532 km (0.081 R)
• M16: 16,184,994 km (0.067 R)
• M17: 23,406,831 km (0.055 R)
• M18: 26,850,873 km (0.096 R)
• M19: 27,520,174 km (0.09 R)
• M20: 28,594,287 km (0.066 R)
• M21: 30,103,879 km (0.079 R)
• M22: 32,844,961 km (0.115 R)
• M23: 41,676,770 km (0.09 R)
• M24: 43,222,415 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707

Radius: 7.7

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 16.22 AU - 17.82 AU

Year: 24565 Days

Day: 20.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,190,260 km

• M1: 95,743 km (0.065 R)
• M2: 358,736 km (0.106 R)
• M3: 811,120 km (0.09 R)
• M4: 1,344,286 km (0.117 R)
• M5: 1,626,278 km (0.075 R)
• M6: 2,222,127 km (0.092 R)
• M7: 2,644,741 km (0.082 R)
• M8: 2,928,678 km (0.048 R)
• M9: 3,905,252 km (0.096 R)
• M10: 4,853,703 km (0.117 R)
• M11: 5,861,544 km (0.036 R)
• M12: 7,247,568 km (0.089 R)
• M13: 9,838,304 km (0.058 R)
• M14: 11,508,714 km (0.07 R)
• M15: 12,770,572 km (0.102 R)
• M16: 16,582,625 km (0.096 R)
• M17: 17,018,703 km (0.07 R)
• M18: 20,288,912 km (0.12 R)
• M19: 20,787,821 km (0.104 R)
• M20: 21,091,205 km (0.04 R)
• M21: 22,545,745 km (0.096 R)
• M22: 24,288,710 km (0.096 R)
• M23: 27,673,512 km (0.041 R)
• M24: 34,506,993 km (0.111 R)
• M25: 36,084,054 km (0.119 R)
• M26: 37,260,641 km (0.105 R)
• M27: 40,470,712 km (0.066 R)
• M28: 42,547,579 km (0.079 R)
• M29: 54,006,028 km (0.111 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 18,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit