🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 12.1

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.6 AU - 0.74 AU

Year: 379 Days

Day: 14.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,373,574 km

• M1: 150,495 km (0.072 R)
• M2: 612,304 km (0.091 R)
• M3: 995,275 km (0.053 R)
• M4: 1,462,020 km (0.087 R)
• M5: 1,961,826 km (0.109 R)
• M6: 2,414,958 km (0.113 R)
• M7: 2,813,188 km (0.107 R)
• M8: 3,266,918 km (0.111 R)
• M9: 4,013,412 km (0.115 R)
• M10: 5,176,984 km (0.083 R)
• M11: 5,694,293 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.9

Radius: 11.5

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.92 AU - 1.12 AU

Year: 711 Days

Day: 12.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,373,574 km

• M1: 143,764 km (0.075 R)
• M2: 664,215 km (0.073 R)
• M3: 1,031,926 km (0.083 R)
• M4: 2,086,292 km (0.081 R)
• M5: 2,804,661 km (0.073 R)
• M6: 3,710,626 km (0.04 R)
• M7: 4,544,185 km (0.066 R)
• M8: 5,290,080 km (0.052 R)
• M9: 5,673,050 km (0.083 R)
• M10: 6,261,419 km (0.092 R)
• M11: 6,712,606 km (0.034 R)
• M12: 7,826,063 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.5

Radius: 8.4

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.31 AU - 4.05 AU

Year: 4873 Days

Day: 7.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,373,574 km

• M1: 110,553 km (0.088 R)
• M2: 463,005 km (0.115 R)
• M3: 724,203 km (0.114 R)
• M4: 1,265,149 km (0.103 R)
• M5: 1,814,024 km (0.115 R)
• M6: 2,275,683 km (0.11 R)
• M7: 4,456,820 km (0.089 R)
• M8: 5,015,119 km (0.1 R)
• M9: 6,601,305 km (0.069 R)
• M10: 7,118,465 km (0.075 R)
• M11: 7,818,434 km (0.109 R)
• M12: 9,970,548 km (0.025 R)
• M13: 10,536,028 km (0.095 R)
• M14: 11,403,846 km (0.118 R)
• M15: 11,980,246 km (0.069 R)
• M16: 12,793,610 km (0.092 R)
• M17: 13,281,000 km (0.045 R)
• M18: 17,528,682 km (0.107 R)
• M19: 17,964,759 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.6

Radius: 8.7

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.69 AU - 5.57 AU

Year: 6877 Days

Day: 7.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,373,574 km

• M1: 108,159 km (0.091 R)
• M2: 393,742 km (0.112 R)
• M3: 898,186 km (0.108 R)
• M4: 1,715,588 km (0.116 R)
• M5: 2,247,558 km (0.113 R)
• M6: 3,019,184 km (0.064 R)
• M7: 3,402,753 km (0.082 R)
• M8: 3,841,524 km (0.085 R)
• M9: 6,331,730 km (0.082 R)
• M10: 6,996,842 km (0.119 R)
• M11: 7,489,468 km (0.114 R)
• M12: 7,781,333 km (0.075 R)
• M13: 8,544,282 km (0.025 R)
• M14: 11,180,197 km (0.074 R)
• M15: 11,952,421 km (0.074 R)
• M16: 12,554,553 km (0.11 R)
• M17: 13,764,949 km (0.111 R)
• M18: 17,991,538 km (0.117 R)
• M19: 19,322,211 km (0.085 R)
• M20: 22,554,273 km (0.095 R)
• M21: 25,632,548 km (0.027 R)
• M22: 26,972,795 km (0.102 R)
• M23: 27,746,815 km (0.062 R)
• M24: 28,801,928 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.3

Radius: 14.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.38 AU - 6.28 AU

Year: 8494 Days

Day: 8.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,373,574 km

• M1: 181,761 km (0.117 R)
• M2: 717,471 km (0.088 R)
• M3: 1,363,734 km (0.074 R)
• M4: 1,913,506 km (0.073 R)
• M5: 3,271,406 km (0.07 R)
• M6: 3,738,750 km (0.103 R)
• M7: 4,552,712 km (0.117 R)
• M8: 5,611,117 km (0.119 R)
• M9: 6,499,130 km (0.06 R)
• M10: 8,730,083 km (0.093 R)
• M11: 11,119,011 km (0.107 R)
• M12: 11,751,960 km (0.097 R)
• M13: 12,464,644 km (0.112 R)
• M14: 13,090,113 km (0.052 R)
• M15: 13,856,054 km (0.09 R)
• M16: 15,092,929 km (0.1 R)
• M17: 16,067,858 km (0.12 R)
• M18: 20,082,467 km (0.101 R)
• M19: 20,548,913 km (0.053 R)
• M20: 21,746,743 km (0.119 R)
• M21: 22,822,053 km (0.069 R)
• M22: 27,767,160 km (0.099 R)
• M23: 30,133,200 km (0.104 R)
• M24: 31,365,438 km (0.1 R)
• M25: 32,311,345 km (0.097 R)
• M26: 35,715,893 km (0.095 R)
• M27: 40,948,827 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.2

Radius: 6.1

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.21 AU - 9.89 AU

Year: 15765 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,373,574 km

• M1: 75,846 km (0.062 R)
• M2: 448,943 km (0.089 R)
• M3: 697,126 km (0.098 R)
• M4: 976,276 km (0.073 R)
• M5: 1,198,728 km (0.103 R)
• M6: 1,481,318 km (0.088 R)
• M7: 1,718,281 km (0.044 R)
• M8: 1,916,349 km (0.066 R)
• M9: 2,198,640 km (0.077 R)
• M10: 3,170,428 km (0.076 R)
• M11: 4,047,670 km (0.083 R)
• M12: 4,571,113 km (0.032 R)
• M13: 4,804,635 km (0.11 R)
• M14: 5,520,610 km (0.08 R)
• M15: 6,631,973 km (0.043 R)
• M16: 8,052,105 km (0.054 R)
• M17: 8,264,235 km (0.109 R)
• M18: 11,966,483 km (0.076 R)
• M19: 12,354,839 km (0.118 R)
• M20: 14,176,193 km (0.105 R)
• M21: 16,988,783 km (0.057 R)
• M22: 18,488,651 km (0.084 R)
• M23: 22,161,279 km (0.119 R)
• M24: 23,000,972 km (0.073 R)
• M25: 32,596,329 km (0.107 R)
• M26: 33,571,857 km (0.112 R)
• M27: 39,837,464 km (0.099 R)
• M28: 42,985,003 km (0.067 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 10,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit