🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.4

Radius: 8.2

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.58 AU - 0.82 AU

Year: 412 Days

Day: 8.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,726,786 km

• M1: 102,026 km (0.091 R)
• M2: 468,989 km (0.037 R)
• M3: 764,894 km (0.068 R)
• M4: 1,113,457 km (0.107 R)
• M5: 1,408,165 km (0.089 R)
• M6: 1,684,771 km (0.071 R)
• M7: 1,978,581 km (0.093 R)
• M8: 2,491,852 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 9.2

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.81 AU - 0.95 AU

Year: 580 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,726,786 km

• M1: 114,442 km (0.11 R)
• M2: 450,888 km (0.083 R)
• M3: 760,556 km (0.067 R)
• M4: 1,075,609 km (0.119 R)
• M5: 1,395,150 km (0.027 R)
• M6: 1,795,025 km (0.112 R)
• M7: 2,290,044 km (0.112 R)
• M8: 2,705,477 km (0.116 R)
• M9: 4,306,773 km (0.091 R)
• M10: 4,729,237 km (0.092 R)
• M11: 5,805,145 km (0.042 R)
• M12: 7,015,093 km (0.084 R)
• M13: 7,358,719 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.8

Radius: 14.5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.85 AU - 2.29 AU

Year: 2093 Days

Day: 14.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 102.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,726,786 km

• M1: 180,265 km (0.118 R)
• M2: 653,294 km (0.116 R)
• M3: 1,321,398 km (0.073 R)
• M4: 1,782,159 km (0.08 R)
• M5: 2,486,616 km (0.102 R)
• M6: 2,982,383 km (0.083 R)
• M7: 3,509,566 km (0.11 R)
• M8: 4,002,641 km (0.113 R)
• M9: 4,819,295 km (0.078 R)
• M10: 5,455,236 km (0.094 R)
• M11: 5,968,506 km (0.083 R)
• M12: 6,487,312 km (0.07 R)
• M13: 7,438,904 km (0.105 R)
• M14: 8,353,994 km (0.076 R)
• M15: 9,446,208 km (0.062 R)
• M16: 10,008,995 km (0.099 R)
• M17: 10,819,516 km (0.037 R)
• M18: 11,318,724 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847

Radius: 13.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.06 AU - 2.38 AU

Year: 2325 Days

Day: 5.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,726,786 km

• M1: 162,912 km (0.108 R)
• M2: 600,187 km (0.092 R)
• M3: 1,033,272 km (0.103 R)
• M4: 1,643,781 km (0.079 R)
• M5: 2,363,646 km (0.103 R)
• M6: 3,133,477 km (0.119 R)
• M7: 3,660,660 km (0.11 R)
• M8: 4,288,073 km (0.114 R)
• M9: 5,125,522 km (0.111 R)
• M10: 5,583,741 km (0.103 R)
• M11: 6,095,515 km (0.069 R)
• M12: 7,154,967 km (0.065 R)
• M13: 8,011,564 km (0.078 R)
• M14: 10,076,613 km (0.088 R)
• M15: 11,152,970 km (0.072 R)
• M16: 11,967,830 km (0.036 R)
• M17: 13,533,970 km (0.107 R)
• M18: 14,843,699 km (0.062 R)
• M19: 15,729,319 km (0.084 R)
• M20: 16,184,994 km (0.088 R)
• M21: 18,152,505 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.3

Radius: 3

Gravity: 50.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.92 AU - 7.34 AU

Year: 10668 Days

Day: 17.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,726,786 km

• M1: 39,344 km (0.084 R)
• M2: 159,322 km (0.055 R)
• M3: 669,301 km (0.104 R)
• M4: 767,287 km (0.108 R)
• M5: 884,273 km (0.077 R)
• M6: 982,260 km (0.111 R)
• M7: 1,762,562 km (0.096 R)
• M8: 1,951,205 km (0.102 R)
• M9: 2,331,782 km (0.053 R)
• M10: 3,330,348 km (0.108 R)
• M11: 3,545,170 km (0.09 R)
• M12: 4,849,065 km (0.074 R)
• M13: 5,911,360 km (0.117 R)
• M14: 6,625,540 km (0.114 R)
• M15: 8,439,115 km (0.117 R)
• M16: 8,703,455 km (0.089 R)
• M17: 9,064,434 km (0.098 R)
• M18: 9,388,463 km (0.098 R)
• M19: 15,153,816 km (0.1 R)
• M20: 19,669,577 km (0.113 R)
• M21: 23,331,882 km (0.112 R)
• M22: 23,852,034 km (0.104 R)
• M23: 25,459,014 km (0.079 R)
• M24: 31,861,654 km (0.102 R)
• M25: 32,824,914 km (0.092 R)
• M26: 34,473,184 km (0.088 R)
• M27: 34,584,933 km (0.068 R)
• M28: 36,755,449 km (0.104 R)
• M29: 37,106,256 km (0.068 R)
• M30: 39,747,406 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.3

Radius: 5.4

Gravity: 12.87 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.62 AU - 10.86 AU

Year: 19743 Days

Day: 16.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,726,786 km

• M1: 67,169 km (0.114 R)
• M2: 301,290 km (0.119 R)
• M3: 553,063 km (0.108 R)
• M4: 827,127 km (0.072 R)
• M5: 1,240,765 km (0.08 R)
• M6: 1,479,523 km (0.1 R)
• M7: 1,782,459 km (0.093 R)
• M8: 2,125,786 km (0.112 R)
• M9: 2,665,684 km (0.085 R)
• M10: 2,872,578 km (0.069 R)
• M11: 3,090,243 km (0.057 R)
• M12: 3,752,962 km (0.111 R)
• M13: 5,723,465 km (0.096 R)
• M14: 6,886,289 km (0.1 R)
• M15: 7,321,320 km (0.111 R)
• M16: 8,055,397 km (0.097 R)
• M17: 12,160,063 km (0.115 R)
• M18: 13,252,875 km (0.059 R)
• M19: 15,338,569 km (0.106 R)
• M20: 20,147,243 km (0.072 R)
• M21: 21,580,989 km (0.075 R)
• M22: 22,605,285 km (0.119 R)
• M23: 24,053,842 km (0.118 R)
• M24: 24,251,460 km (0.1 R)
• M25: 27,780,325 km (0.115 R)
• M26: 31,874,220 km (0.102 R)
• M27: 38,471,037 km (0.052 R)
• M28: 42,229,833 km (0.04 R)
• M29: 43,829,035 km (0.092 R)
• M30: 45,618,973 km (0.086 R)
• M31: 54,449,287 km (0.036 R)
• M32: 60,076,859 km (0.076 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 17,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit