🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 12.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.74 AU - 0.8 AU

Year: 436 Days

Day: 12 Hours

Environment

Temp: -146 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,670,490 km

• M1: 155,432 km (0.111 R)
• M2: 570,267 km (0.109 R)
• M3: 1,026,092 km (0.115 R)
• M4: 1,424,172 km (0.091 R)
• M5: 1,840,203 km (0.09 R)
• M6: 2,282,864 km (0.116 R)
• M7: 2,723,429 km (0.096 R)
• M8: 3,209,174 km (0.104 R)
• M9: 3,688,036 km (0.109 R)
• M10: 4,130,248 km (0.072 R)
• M11: 4,577,844 km (0.091 R)
• M12: 5,090,068 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.5

Radius: 11.2

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.72 AU - 0.92 AU

Year: 479 Days

Day: 6.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,670,490 km

• M1: 139,425 km (0.083 R)
• M2: 633,098 km (0.086 R)
• M3: 1,050,775 km (0.085 R)
• M4: 1,438,533 km (0.096 R)
• M5: 1,865,785 km (0.025 R)
• M6: 2,360,804 km (0.1 R)
• M7: 2,826,502 km (0.029 R)
• M8: 3,184,340 km (0.085 R)
• M9: 3,944,297 km (0.114 R)
• M10: 4,419,420 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.5

Radius: 12

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.84 AU - 1.04 AU

Year: 588 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,670,490 km

• M1: 149,299 km (0.082 R)
• M2: 679,922 km (0.105 R)
• M3: 1,121,984 km (0.109 R)
• M4: 1,712,148 km (0.097 R)
• M5: 2,125,636 km (0.089 R)
• M6: 2,595,822 km (0.057 R)
• M7: 3,244,479 km (0.088 R)
• M8: 3,654,377 km (0.107 R)
• M9: 4,517,706 km (0.107 R)
• M10: 4,899,181 km (0.092 R)
• M11: 5,319,551 km (0.071 R)
• M12: 6,213,996 km (0.03 R)
• M13: 6,748,210 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 12

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.79 AU - 3.07 AU

Year: 3238 Days

Day: 13.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,670,490 km

• M1: 149,299 km (0.105 R)
• M2: 526,285 km (0.1 R)
• M3: 923,767 km (0.102 R)
• M4: 1,505,553 km (0.06 R)
• M5: 2,660,000 km (0.051 R)
• M6: 3,734,860 km (0.113 R)
• M7: 4,686,303 km (0.069 R)
• M8: 5,186,857 km (0.03 R)
• M9: 7,038,879 km (0.097 R)
• M10: 8,456,319 km (0.096 R)
• M11: 10,433,554 km (0.102 R)
• M12: 10,820,414 km (0.107 R)
• M13: 11,585,906 km (0.101 R)
• M14: 12,115,932 km (0.084 R)
• M15: 12,701,757 km (0.037 R)
• M16: 13,184,060 km (0.118 R)
• M17: 14,313,823 km (0.118 R)

Asteroid Belt

Center: 3.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.5

Radius: 13.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.7 AU - 4.8 AU

Year: 6684 Days

Day: 11.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,670,490 km

• M1: 172,038 km (0.089 R)
• M2: 669,750 km (0.097 R)
• M3: 2,262,369 km (0.114 R)
• M4: 2,791,945 km (0.092 R)
• M5: 3,336,781 km (0.108 R)
• M6: 4,813,611 km (0.103 R)
• M7: 5,258,814 km (0.092 R)
• M8: 5,731,543 km (0.064 R)
• M9: 7,095,427 km (0.117 R)
• M10: 7,914,625 km (0.051 R)
• M11: 8,971,085 km (0.071 R)
• M12: 10,071,677 km (0.097 R)
• M13: 11,995,954 km (0.097 R)
• M14: 13,856,802 km (0.1 R)
• M15: 14,579,060 km (0.102 R)
• M16: 16,362,267 km (0.111 R)
• M17: 18,936,098 km (0.116 R)
• M18: 20,977,361 km (0.077 R)
• M19: 22,911,512 km (0.088 R)
• M20: 24,612,141 km (0.038 R)
• M21: 25,226,839 km (0.094 R)
• M22: 26,670,159 km (0.04 R)
• M23: 28,072,788 km (0.085 R)
• M24: 33,961,110 km (0.101 R)
• M25: 39,180,131 km (0.113 R)
• M26: 39,777,775 km (0.078 R)
• M27: 40,624,798 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 13

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.66 AU - 5.42 AU

Year: 7306 Days

Day: 7.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,670,490 km

• M1: 161,715 km (0.111 R)
• M2: 841,338 km (0.105 R)
• M3: 1,653,655 km (0.114 R)
• M4: 2,173,657 km (0.076 R)
• M5: 2,821,715 km (0.067 R)
• M6: 4,345,669 km (0.055 R)
• M7: 5,599,448 km (0.076 R)
• M8: 8,639,277 km (0.087 R)
• M9: 9,705,311 km (0.045 R)
• M10: 12,422,308 km (0.087 R)
• M11: 13,779,310 km (0.099 R)
• M12: 15,295,634 km (0.055 R)
• M13: 18,089,225 km (0.118 R)
• M14: 31,343,297 km (0.096 R)
• M15: 33,421,511 km (0.084 R)
• M16: 36,370,534 km (0.097 R)
• M17: 40,085,497 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 10

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.23 AU - 6.23 AU

Year: 8856 Days

Day: 11.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,670,490 km

• M1: 124,914 km (0.039 R)
• M2: 1,363,585 km (0.084 R)
• M3: 1,754,484 km (0.112 R)
• M4: 2,308,295 km (0.108 R)
• M5: 2,787,158 km (0.078 R)
• M6: 3,149,783 km (0.077 R)
• M7: 3,616,828 km (0.05 R)
• M8: 4,210,731 km (0.081 R)
• M9: 4,690,492 km (0.074 R)
• M10: 5,659,287 km (0.092 R)
• M11: 7,061,169 km (0.103 R)
• M12: 10,136,303 km (0.101 R)
• M13: 17,311,466 km (0.116 R)
• M14: 17,668,107 km (0.037 R)
• M15: 25,595,298 km (0.046 R)
• M16: 26,716,085 km (0.115 R)
• M17: 28,458,153 km (0.036 R)
• M18: 32,274,843 km (0.076 R)
• M19: 33,693,031 km (0.1 R)
• M20: 35,380,495 km (0.068 R)
• M21: 36,770,558 km (0.108 R)
• M22: 41,032,452 km (0.029 R)
• M23: 43,741,520 km (0.038 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: 208 - 18,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit