🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 10.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.19 AU - 3.07 AU

Year: 2754 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,782,338 km

• M1: 135,536 km (0.072 R)
• M2: 614,698 km (0.105 R)
• M3: 1,644,679 km (0.101 R)
• M4: 2,146,729 km (0.044 R)
• M5: 2,763,970 km (0.089 R)
• M6: 3,620,717 km (0.118 R)
• M7: 4,518,454 km (0.118 R)
• M8: 5,534,074 km (0.113 R)
• M9: 6,344,446 km (0.111 R)
• M10: 6,695,552 km (0.111 R)
• M11: 9,705,461 km (0.119 R)
• M12: 12,442,803 km (0.08 R)
• M13: 16,604,017 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.7

Radius: 11.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.69 AU - 3.95 AU

Year: 4821 Days

Day: 13.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,782,338 km

• M1: 144,212 km (0.027 R)
• M2: 516,711 km (0.106 R)
• M3: 894,745 km (0.052 R)
• M4: 1,325,437 km (0.109 R)
• M5: 1,697,337 km (0.058 R)
• M6: 2,357,662 km (0.105 R)
• M7: 3,795,747 km (0.084 R)
• M8: 4,190,835 km (0.118 R)
• M9: 5,174,740 km (0.093 R)
• M10: 8,973,628 km (0.108 R)
• M11: 9,426,012 km (0.102 R)
• M12: 10,287,546 km (0.076 R)
• M13: 10,967,618 km (0.048 R)
• M14: 12,367,256 km (0.089 R)
• M15: 13,293,865 km (0.111 R)
• M16: 13,720,219 km (0.113 R)
• M17: 15,991,264 km (0.114 R)
• M18: 16,966,194 km (0.086 R)
• M19: 18,174,795 km (0.118 R)
• M20: 21,410,447 km (0.113 R)
• M21: 26,408,213 km (0.055 R)
• M22: 26,828,583 km (0.09 R)
• M23: 27,855,872 km (0.118 R)
• M24: 30,080,093 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.4

Radius: 14.4

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.55 AU - 4.57 AU

Year: 5282 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,782,338 km

• M1: 182,061 km (0.093 R)
• M2: 734,526 km (0.041 R)
• M3: 1,261,409 km (0.098 R)
• M4: 1,774,380 km (0.052 R)
• M5: 2,680,195 km (0.092 R)
• M6: 3,443,145 km (0.103 R)
• M7: 4,107,509 km (0.073 R)
• M8: 5,903,730 km (0.065 R)
• M9: 7,410,181 km (0.042 R)
• M10: 8,140,069 km (0.111 R)
• M11: 14,219,726 km (0.082 R)
• M12: 14,833,377 km (0.084 R)
• M13: 15,757,293 km (0.088 R)
• M14: 22,725,562 km (0.106 R)
• M15: 26,375,152 km (0.05 R)
• M16: 28,164,492 km (0.116 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.8

Radius: 10.5

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.64 AU - 5.68 AU

Year: 6495 Days

Day: 6.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,782,338 km

• M1: 168,746 km (0.086 R)
• M2: 511,774 km (0.102 R)
• M3: 910,901 km (0.102 R)
• M4: 1,264,700 km (0.042 R)
• M5: 1,848,431 km (0.047 R)
• M6: 2,387,432 km (0.067 R)
• M7: 2,771,899 km (0.09 R)
• M8: 3,781,535 km (0.045 R)
• M9: 5,605,731 km (0.097 R)
• M10: 6,020,866 km (0.08 R)
• M11: 7,482,586 km (0.095 R)
• M12: 9,417,934 km (0.088 R)
• M13: 10,194,496 km (0.052 R)
• M14: 10,618,008 km (0.103 R)
• M15: 12,693,379 km (0.049 R)
• M16: 13,826,583 km (0.055 R)
• M17: 15,025,909 km (0.078 R)
• M18: 16,345,512 km (0.086 R)
• M19: 18,017,867 km (0.09 R)
• M20: 19,801,522 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.7

Radius: 3

Gravity: 43.74 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.91 AU - 10.29 AU

Year: 20725 Days

Day: 17.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,782,338 km

• M1: 37,250 km (0.083 R)
• M2: 182,809 km (0.097 R)
• M3: 283,039 km (0.078 R)
• M4: 453,880 km (0.101 R)
• M5: 547,528 km (0.118 R)
• M6: 671,844 km (0.113 R)
• M7: 932,294 km (0.109 R)
• M8: 1,369,120 km (0.081 R)
• M9: 3,451,672 km (0.098 R)
• M10: 6,421,937 km (0.09 R)
• M11: 6,631,374 km (0.066 R)
• M12: 7,020,030 km (0.102 R)
• M13: 8,375,686 km (0.112 R)
• M14: 15,617,719 km (0.086 R)
• M15: 16,459,057 km (0.029 R)
• M16: 23,802,667 km (0.043 R)
• M17: 24,506,525 km (0.118 R)
• M18: 27,351,577 km (0.111 R)
• M19: 50,125,459 km (0.079 R)
• M20: 52,283,558 km (0.093 R)
• M21: 54,676,227 km (0.086 R)
• M22: 58,219,303 km (0.094 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 12,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit