🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 11.2

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.63 AU - 0.87 AU

Year: 457 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,536,809 km

• M1: 139,425 km (0.098 R)
• M2: 501,751 km (0.077 R)
• M3: 884,722 km (0.065 R)
• M4: 1,371,364 km (0.081 R)
• M5: 2,215,694 km (0.108 R)
• M6: 2,595,523 km (0.106 R)
• M7: 2,948,724 km (0.105 R)
• M8: 3,741,592 km (0.117 R)
• M9: 4,698,570 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.1

Radius: 9.9

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.66 AU - 1.02 AU

Year: 541 Days

Day: 10.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,536,809 km

• M1: 132,993 km (0.111 R)
• M2: 453,730 km (0.115 R)
• M3: 910,153 km (0.095 R)
• M4: 1,257,669 km (0.082 R)
• M5: 1,741,469 km (0.076 R)
• M6: 2,076,418 km (0.115 R)
• M7: 2,890,231 km (0.059 R)
• M8: 3,516,448 km (0.11 R)
• M9: 4,100,478 km (0.113 R)
• M10: 4,637,983 km (0.11 R)
• M11: 5,306,835 km (0.08 R)
• M12: 5,927,666 km (0.108 R)
• M13: 6,438,992 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 9.3

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.57 AU - 1.75 AU

Year: 1503 Days

Day: 13.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,536,809 km

• M1: 115,639 km (0.087 R)
• M2: 592,258 km (0.098 R)
• M3: 941,569 km (0.09 R)
• M4: 1,430,006 km (0.108 R)
• M5: 2,058,915 km (0.102 R)
• M6: 2,369,929 km (0.079 R)
• M7: 3,373,582 km (0.109 R)
• M8: 6,575,874 km (0.096 R)
• M9: 6,923,539 km (0.079 R)
• M10: 7,575,337 km (0.062 R)
• M11: 8,761,498 km (0.115 R)
• M12: 10,132,413 km (0.05 R)
• M13: 11,498,092 km (0.085 R)
• M14: 12,714,024 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 11.3

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.89 AU - 2.29 AU

Year: 2124 Days

Day: 14.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,536,809 km

• M1: 140,622 km (0.1 R)
• M2: 585,077 km (0.109 R)
• M3: 993,330 km (0.108 R)
• M4: 1,348,326 km (0.038 R)
• M5: 1,769,144 km (0.096 R)
• M6: 2,486,017 km (0.094 R)
• M7: 2,882,452 km (0.091 R)
• M8: 3,321,222 km (0.118 R)
• M9: 3,932,629 km (0.107 R)
• M10: 4,454,277 km (0.084 R)
• M11: 5,154,245 km (0.107 R)
• M12: 6,024,755 km (0.107 R)
• M13: 6,378,704 km (0.1 R)
• M14: 7,496,349 km (0.078 R)
• M15: 8,086,962 km (0.07 R)
• M16: 8,676,527 km (0.111 R)
• M17: 9,294,516 km (0.116 R)
• M18: 10,152,160 km (0.106 R)
• M19: 12,425,450 km (0.115 R)
• M20: 14,790,293 km (0.119 R)
• M21: 16,102,864 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.4

Radius: 11.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.95 AU - 3.35 AU

Year: 3930 Days

Day: 5.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,536,809 km

• M1: 147,952 km (0.118 R)
• M2: 702,212 km (0.061 R)
• M3: 1,119,590 km (0.102 R)
• M4: 1,590,225 km (0.065 R)
• M5: 3,506,424 km (0.083 R)
• M6: 4,231,376 km (0.09 R)
• M7: 5,530,932 km (0.12 R)
• M8: 6,392,915 km (0.099 R)
• M9: 7,177,855 km (0.115 R)
• M10: 8,529,622 km (0.113 R)
• M11: 8,977,817 km (0.078 R)
• M12: 10,887,135 km (0.06 R)
• M13: 14,631,270 km (0.076 R)
• M14: 15,384,047 km (0.094 R)
• M15: 17,858,096 km (0.075 R)
• M16: 19,928,531 km (0.109 R)
• M17: 20,853,494 km (0.102 R)
• M18: 22,576,263 km (0.071 R)
• M19: 23,581,412 km (0.066 R)
• M20: 25,068,863 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 8.8

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.15 AU - 3.57 AU

Year: 4329 Days

Day: 11 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,536,809 km

• M1: 109,805 km (0.082 R)
• M2: 425,905 km (0.079 R)
• M3: 1,482,814 km (0.071 R)
• M4: 2,736,145 km (0.07 R)
• M5: 3,860,373 km (0.026 R)
• M6: 5,803,799 km (0.032 R)
• M7: 6,133,513 km (0.062 R)
• M8: 6,856,669 km (0.088 R)
• M9: 7,803,773 km (0.029 R)
• M10: 8,532,015 km (0.099 R)
• M11: 9,724,610 km (0.087 R)
• M12: 12,130,293 km (0.032 R)
• M13: 13,106,569 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.4

Radius: 5.4

Gravity: 20.93 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.89 AU - 7.23 AU

Year: 11810 Days

Day: 24.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,536,809 km

• M1: 68,217 km (0.07 R)
• M2: 466,745 km (0.102 R)
• M3: 961,316 km (0.06 R)
• M4: 1,456,784 km (0.096 R)
• M5: 1,769,593 km (0.12 R)
• M6: 2,217,639 km (0.069 R)
• M7: 2,428,721 km (0.047 R)
• M8: 4,046,174 km (0.07 R)
• M9: 5,866,630 km (0.088 R)
• M10: 6,085,492 km (0.09 R)
• M11: 7,948,733 km (0.085 R)
• M12: 9,057,702 km (0.043 R)
• M13: 9,750,340 km (0.054 R)
• M14: 11,464,882 km (0.099 R)
• M15: 11,692,420 km (0.079 R)
• M16: 11,865,056 km (0.112 R)
• M17: 12,452,976 km (0.052 R)
• M18: 12,814,853 km (0.109 R)
• M19: 13,121,678 km (0.078 R)
• M20: 13,622,980 km (0.056 R)
• M21: 14,931,812 km (0.077 R)
• M22: 15,135,116 km (0.111 R)
• M23: 21,178,571 km (0.097 R)
• M24: 22,750,395 km (0.11 R)
• M25: 27,420,243 km (0.095 R)
• M26: 28,032,547 km (0.052 R)
• M27: 29,178,915 km (0.103 R)
• M28: 30,356,101 km (0.088 R)
• M29: 33,610,602 km (0.106 R)
• M30: 37,588,559 km (0.092 R)
• M31: 40,539,377 km (0.086 R)
• M32: 41,869,003 km (0.095 R)
• M33: 42,409,052 km (0.032 R)
• M34: 43,502,911 km (0.104 R)
• M35: 50,311,409 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 18,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit