🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.51 AU - 0.77 AU

Year: 331 Days

Day: 36.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.7

Radius: 15

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.25 AU - 1.67 AU

Year: 1139 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,205,520 km

• M1: 186,698 km (0.067 R)
• M2: 794,215 km (0.11 R)
• M3: 2,190,412 km (0.064 R)
• M4: 2,692,014 km (0.079 R)
• M5: 3,175,813 km (0.095 R)
• M6: 3,733,065 km (0.032 R)
• M7: 4,440,514 km (0.092 R)
• M8: 5,998,575 km (0.107 R)
• M9: 6,584,401 km (0.089 R)
• M10: 7,522,679 km (0.069 R)
• M11: 9,406,265 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.7

Radius: 12

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.51 AU - 3.23 AU

Year: 3139 Days

Day: 7.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,205,520 km

• M1: 149,299 km (0.085 R)
• M2: 613,351 km (0.08 R)
• M3: 1,174,493 km (0.067 R)
• M4: 1,636,152 km (0.104 R)
• M5: 2,117,109 km (0.099 R)
• M6: 3,282,626 km (0.068 R)
• M7: 3,804,872 km (0.071 R)
• M8: 4,880,930 km (0.097 R)
• M9: 5,297,560 km (0.066 R)
• M10: 6,636,760 km (0.073 R)
• M11: 7,120,410 km (0.095 R)
• M12: 7,596,879 km (0.088 R)
• M13: 8,126,456 km (0.075 R)
• M14: 8,647,206 km (0.032 R)
• M15: 9,719,822 km (0.114 R)
• M16: 10,157,995 km (0.117 R)
• M17: 10,840,311 km (0.058 R)
• M18: 11,552,696 km (0.118 R)
• M19: 13,970,496 km (0.074 R)
• M20: 17,658,832 km (0.116 R)
• M21: 18,147,718 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 10.4

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.26 AU - 4.7 AU

Year: 5127 Days

Day: 10.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,205,520 km

• M1: 129,402 km (0.073 R)
• M2: 898,036 km (0.077 R)
• M3: 1,255,425 km (0.049 R)
• M4: 1,734,288 km (0.078 R)
• M5: 2,490,356 km (0.038 R)
• M6: 2,917,158 km (0.085 R)
• M7: 4,008,176 km (0.089 R)
• M8: 8,865,469 km (0.094 R)
• M9: 12,869,606 km (0.072 R)
• M10: 18,569,284 km (0.066 R)
• M11: 23,829,744 km (0.114 R)
• M12: 27,371,474 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.99 AU - 6.19 AU

Year: 8534 Days

Day: 11.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,205,520 km

• M1: 99,483 km (0.113 R)
• M2: 446,550 km (0.105 R)
• M3: 876,195 km (0.071 R)
• M4: 1,890,468 km (0.088 R)
• M5: 3,425,492 km (0.101 R)
• M6: 3,856,334 km (0.108 R)
• M7: 4,778,904 km (0.112 R)
• M8: 5,368,320 km (0.067 R)
• M9: 6,721,133 km (0.071 R)
• M10: 7,053,689 km (0.068 R)
• M11: 9,065,033 km (0.1 R)
• M12: 10,560,562 km (0.083 R)
• M13: 11,010,702 km (0.111 R)
• M14: 12,258,498 km (0.068 R)
• M15: 12,573,402 km (0.105 R)
• M16: 14,278,668 km (0.064 R)
• M17: 14,727,910 km (0.07 R)
• M18: 15,032,641 km (0.097 R)
• M19: 16,565,421 km (0.1 R)
• M20: 17,117,288 km (0.087 R)
• M21: 19,326,848 km (0.12 R)
• M22: 19,815,136 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.5

Radius: 4.9

Gravity: 40.46 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.39 AU - 10.53 AU

Year: 18787 Days

Day: 23.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 70.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,205,520 km

• M1: 169,943 km (0.104 R)
• M2: 1,551,480 km (0.066 R)
• M3: 1,764,956 km (0.069 R)
• M4: 2,720,587 km (0.1 R)
• M5: 2,978,643 km (0.092 R)
• M6: 3,309,703 km (0.096 R)
• M7: 4,628,109 km (0.104 R)
• M8: 6,666,530 km (0.103 R)
• M9: 7,184,139 km (0.073 R)
• M10: 9,009,382 km (0.081 R)
• M11: 10,865,742 km (0.079 R)
• M12: 14,067,885 km (0.075 R)
• M13: 15,718,697 km (0.088 R)
• M14: 17,936,186 km (0.104 R)
• M15: 22,666,022 km (0.082 R)
• M16: 24,483,487 km (0.07 R)
• M17: 25,036,101 km (0.036 R)
• M18: 32,461,392 km (0.072 R)
• M19: 36,455,505 km (0.106 R)
• M20: 40,304,210 km (0.109 R)
• M21: 40,457,398 km (0.1 R)
• M22: 45,402,056 km (0.099 R)
• M23: 49,145,593 km (0.072 R)
• M24: 58,407,796 km (0.054 R)
• M25: 58,800,640 km (0.109 R)
• M26: 61,397,659 km (0.096 R)
• M27: 77,412,560 km (0.114 R)
• M28: 77,886,635 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.1

Radius: 5.7

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.01 AU - 13.03 AU

Year: 22031 Days

Day: 18.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,205,520 km

• M1: 79,436 km (0.12 R)
• M2: 276,457 km (0.078 R)
• M3: 639,531 km (0.096 R)
• M4: 1,112,859 km (0.117 R)
• M5: 1,489,097 km (0.108 R)
• M6: 2,236,339 km (0.108 R)
• M7: 3,088,448 km (0.104 R)
• M8: 3,829,257 km (0.113 R)
• M9: 4,053,055 km (0.095 R)
• M10: 5,271,679 km (0.107 R)
• M11: 6,362,098 km (0.108 R)
• M12: 7,465,233 km (0.059 R)
• M13: 9,782,953 km (0.026 R)
• M14: 10,043,552 km (0.104 R)
• M15: 10,853,176 km (0.056 R)
• M16: 11,189,023 km (0.092 R)
• M17: 15,705,233 km (0.104 R)
• M18: 20,615,185 km (0.077 R)
• M19: 22,096,653 km (0.113 R)
• M20: 26,058,154 km (0.049 R)
• M21: 30,247,792 km (0.115 R)
• M22: 32,733,061 km (0.115 R)
• M23: 36,088,691 km (0.094 R)
• M24: 38,880,935 km (0.072 R)
• M25: 40,329,641 km (0.115 R)
• M26: 42,915,889 km (0.117 R)
• M27: 44,178,794 km (0.054 R)
• M28: 46,631,302 km (0.066 R)
• M29: 47,073,364 km (0.093 R)
• M30: 48,265,659 km (0.111 R)
• M31: 50,246,035 km (0.06 R)
• M32: 50,866,118 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 17,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit