🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105

Radius: 9.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.71 AU - 1.15 AU

Year: 588 Days

Day: 14.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,713,294 km

• M1: 121,922 km (0.085 R)
• M2: 457,620 km (0.057 R)
• M3: 893,847 km (0.094 R)
• M4: 1,272,629 km (0.066 R)
• M5: 1,620,444 km (0.098 R)
• M6: 2,413,911 km (0.073 R)
• M7: 2,880,208 km (0.091 R)
• M8: 3,223,834 km (0.035 R)
• M9: 3,541,730 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.4

Radius: 14.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.81 AU - 1.09 AU

Year: 607 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,713,294 km

• M1: 178,620 km (0.054 R)
• M2: 646,712 km (0.082 R)
• M3: 1,096,403 km (0.086 R)
• M4: 1,727,706 km (0.051 R)
• M5: 3,441,349 km (0.076 R)
• M6: 4,151,491 km (0.103 R)
• M7: 5,291,127 km (0.098 R)
• M8: 5,886,227 km (0.117 R)
• M9: 6,671,915 km (0.03 R)
• M10: 7,255,946 km (0.104 R)
• M11: 8,016,202 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.5

Radius: 9.7

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.51 AU - 2.07 AU

Year: 1571 Days

Day: 12.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,713,294 km

• M1: 132,544 km (0.092 R)
• M2: 519,853 km (0.092 R)
• M3: 912,846 km (0.113 R)
• M4: 1,247,646 km (0.079 R)
• M5: 1,957,638 km (0.079 R)
• M6: 2,359,308 km (0.08 R)
• M7: 3,576,436 km (0.106 R)
• M8: 3,906,150 km (0.077 R)
• M9: 4,218,510 km (0.091 R)
• M10: 4,547,476 km (0.067 R)
• M11: 4,914,440 km (0.111 R)
• M12: 5,301,150 km (0.075 R)
• M13: 5,616,054 km (0.116 R)
• M14: 6,184,825 km (0.096 R)
• M15: 7,056,083 km (0.08 R)
• M16: 10,755,489 km (0.077 R)
• M17: 12,597,487 km (0.082 R)
• M18: 12,917,028 km (0.116 R)
• M19: 13,447,801 km (0.113 R)
• M20: 13,866,077 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.9

Radius: 12

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.76 AU - 3.5 AU

Year: 3633 Days

Day: 12 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,713,294 km

• M1: 149,299 km (0.1 R)
• M2: 524,640 km (0.12 R)
• M3: 942,915 km (0.09 R)
• M4: 1,332,019 km (0.107 R)
• M5: 2,666,283 km (0.085 R)
• M6: 3,239,841 km (0.105 R)
• M7: 3,866,058 km (0.116 R)
• M8: 5,048,479 km (0.087 R)
• M9: 7,408,535 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.7

Radius: 8.1

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.68 AU - 4.22 AU

Year: 5150 Days

Day: 12.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,713,294 km

• M1: 100,829 km (0.107 R)
• M2: 506,838 km (0.114 R)
• M3: 918,381 km (0.115 R)
• M4: 1,283,400 km (0.097 R)
• M5: 2,787,158 km (0.085 R)
• M6: 4,675,083 km (0.075 R)
• M7: 6,775,138 km (0.108 R)
• M8: 8,625,813 km (0.085 R)
• M9: 9,065,332 km (0.1 R)
• M10: 10,032,482 km (0.113 R)
• M11: 10,790,494 km (0.052 R)
• M12: 11,300,922 km (0.1 R)
• M13: 12,980,757 km (0.119 R)
• M14: 13,665,017 km (0.094 R)
• M15: 14,043,351 km (0.051 R)
• M16: 14,651,765 km (0.097 R)
• M17: 15,568,202 km (0.108 R)
• M18: 17,768,936 km (0.105 R)
• M19: 19,211,359 km (0.116 R)
• M20: 20,169,084 km (0.102 R)
• M21: 25,035,503 km (0.081 R)
• M22: 26,094,656 km (0.085 R)
• M23: 26,426,613 km (0.047 R)
• M24: 28,652,480 km (0.091 R)
• M25: 30,907,967 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 11.9

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.37 AU - 5.57 AU

Year: 8392 Days

Day: 13.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,713,294 km

• M1: 158,424 km (0.099 R)
• M2: 707,748 km (0.063 R)
• M3: 1,280,558 km (0.11 R)
• M4: 1,760,617 km (0.075 R)
• M5: 3,235,204 km (0.1 R)
• M6: 3,805,770 km (0.106 R)
• M7: 4,189,788 km (0.095 R)
• M8: 4,652,643 km (0.088 R)
• M9: 5,560,553 km (0.063 R)
• M10: 6,448,715 km (0.083 R)
• M11: 7,840,275 km (0.071 R)
• M12: 13,049,422 km (0.097 R)
• M13: 21,077,143 km (0.088 R)
• M14: 24,026,016 km (0.117 R)
• M15: 25,683,561 km (0.094 R)
• M16: 27,593,626 km (0.094 R)
• M17: 32,880,116 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 14,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit