🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.5

Radius: 14.2

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.75 AU - 0.97 AU

Year: 532 Days

Day: 6.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,786,412 km

• M1: 176,525 km (0.031 R)
• M2: 637,437 km (0.105 R)
• M3: 1,787,994 km (0.056 R)
• M4: 2,252,346 km (0.115 R)
• M5: 3,229,968 km (0.117 R)
• M6: 4,064,275 km (0.096 R)
• M7: 5,788,091 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.2

Radius: 12.1

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.29 AU - 5.21 AU

Year: 5843 Days

Day: 11.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 60.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,786,412 km

• M1: 150,495 km (0.099 R)
• M2: 563,834 km (0.102 R)
• M3: 953,537 km (0.111 R)
• M4: 1,545,496 km (0.113 R)
• M5: 2,177,995 km (0.098 R)
• M6: 3,221,590 km (0.104 R)
• M7: 4,210,432 km (0.097 R)
• M8: 5,332,117 km (0.119 R)
• M9: 7,923,900 km (0.105 R)
• M10: 8,479,806 km (0.04 R)
• M11: 9,147,012 km (0.118 R)
• M12: 9,939,133 km (0.086 R)
• M13: 11,862,812 km (0.082 R)
• M14: 12,697,867 km (0.062 R)
• M15: 13,966,457 km (0.045 R)
• M16: 15,016,784 km (0.105 R)
• M17: 15,869,492 km (0.09 R)
• M18: 18,760,770 km (0.043 R)
• M19: 24,636,226 km (0.078 R)
• M20: 33,442,155 km (0.109 R)
• M21: 34,476,026 km (0.112 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.2

Radius: 5.1

Gravity: 30.46 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.24 AU - 6.44 AU

Year: 9411 Days

Day: 18.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,786,412 km

• M1: 82,129 km (0.119 R)
• M2: 292,165 km (0.119 R)
• M3: 455,226 km (0.096 R)
• M4: 790,625 km (0.076 R)
• M5: 1,023,848 km (0.076 R)
• M6: 1,340,397 km (0.061 R)
• M7: 2,333,577 km (0.098 R)
• M8: 5,400,034 km (0.082 R)
• M9: 9,285,091 km (0.116 R)
• M10: 9,973,989 km (0.115 R)
• M11: 13,012,023 km (0.113 R)
• M12: 14,254,284 km (0.111 R)
• M13: 17,554,263 km (0.055 R)
• M14: 19,696,953 km (0.051 R)
• M15: 21,751,979 km (0.119 R)
• M16: 25,898,683 km (0.096 R)
• M17: 26,378,892 km (0.114 R)
• M18: 36,787,912 km (0.107 R)
• M19: 43,157,939 km (0.115 R)
• M20: 46,179,516 km (0.096 R)
• M21: 47,312,271 km (0.104 R)
• M22: 48,318,616 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801

Radius: 5.6

Gravity: 25.54 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.76 AU - 12.66 AU

Year: 21755 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 84,786,412 km

• M1: 69,713 km (0.105 R)
• M2: 264,489 km (0.119 R)
• M3: 450,140 km (0.079 R)
• M4: 1,073,664 km (0.113 R)
• M5: 1,889,720 km (0.108 R)
• M6: 2,334,176 km (0.069 R)
• M7: 2,667,480 km (0.098 R)
• M8: 2,898,010 km (0.036 R)
• M9: 4,537,154 km (0.085 R)
• M10: 5,739,173 km (0.083 R)
• M11: 6,256,931 km (0.059 R)
• M12: 6,665,184 km (0.113 R)
• M13: 8,315,697 km (0.097 R)
• M14: 9,615,403 km (0.12 R)
• M15: 10,036,521 km (0.079 R)
• M16: 11,844,561 km (0.109 R)
• M17: 12,398,672 km (0.104 R)
• M18: 13,335,453 km (0.101 R)
• M19: 14,087,631 km (0.114 R)
• M20: 15,430,572 km (0.1 R)
• M21: 17,914,794 km (0.052 R)
• M22: 18,922,934 km (0.059 R)
• M23: 19,583,857 km (0.096 R)
• M24: 20,653,332 km (0.11 R)
• M25: 25,321,833 km (0.109 R)
• M26: 26,824,993 km (0.109 R)
• M27: 27,180,138 km (0.103 R)
• M28: 27,658,552 km (0.038 R)
• M29: 28,755,553 km (0.079 R)
• M30: 35,382,290 km (0.063 R)
• M31: 37,552,656 km (0.086 R)
• M32: 39,047,737 km (0.074 R)
• M33: 47,812,676 km (0.115 R)
• M34: 49,036,686 km (0.115 R)
• M35: 49,213,361 km (0.1 R)
• M36: 54,142,461 km (0.112 R)
• M37: 55,855,955 km (0.075 R)
• M38: 60,398,345 km (0.118 R)
• M39: 60,601,200 km (0.109 R)
• M40: 67,773,520 km (0.112 R)
• M41: 71,790,073 km (0.077 R)
• M42: 82,519,532 km (0.097 R)
• M43: 83,270,663 km (0.077 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 10,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit