🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.3

Radius: 12.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.98 AU - 1.14 AU

Year: 716 Days

Day: 6.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,721,966 km

• M1: 153,787 km (0.09 R)
• M2: 558,748 km (0.116 R)
• M3: 967,001 km (0.097 R)
• M4: 1,822,551 km (0.096 R)
• M5: 3,241,636 km (0.084 R)
• M6: 4,256,059 km (0.102 R)
• M7: 4,888,709 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.2

Radius: 10.7

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.13 AU - 1.23 AU

Year: 841 Days

Day: 10.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,721,966 km

• M1: 133,142 km (0.067 R)
• M2: 470,934 km (0.114 R)
• M3: 968,497 km (0.114 R)
• M4: 1,366,277 km (0.114 R)
• M5: 1,934,749 km (0.112 R)
• M6: 2,789,851 km (0.102 R)
• M7: 3,310,002 km (0.092 R)
• M8: 3,937,416 km (0.072 R)
• M9: 4,388,154 km (0.075 R)
• M10: 5,969,853 km (0.1 R)
• M11: 6,323,053 km (0.113 R)
• M12: 6,711,110 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.1

Radius: 14.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.46 AU - 1.9 AU

Year: 1428 Days

Day: 13.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,721,966 km

• M1: 185,950 km (0.109 R)
• M2: 673,340 km (0.086 R)
• M3: 1,570,179 km (0.066 R)
• M4: 2,430,367 km (0.119 R)
• M5: 3,803,825 km (0.051 R)
• M6: 6,647,082 km (0.104 R)
• M7: 7,133,126 km (0.101 R)
• M8: 8,428,344 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.2

Radius: 8

Gravity: 13.74 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.39 AU - 2.29 AU

Year: 1637 Days

Day: 11.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,721,966 km

• M1: 99,483 km (0.113 R)
• M2: 458,069 km (0.104 R)
• M3: 798,404 km (0.074 R)
• M4: 1,098,348 km (0.073 R)
• M5: 1,501,663 km (0.106 R)
• M6: 2,290,194 km (0.103 R)
• M7: 2,634,867 km (0.063 R)
• M8: 2,893,522 km (0.061 R)
• M9: 3,329,749 km (0.047 R)
• M10: 4,452,631 km (0.113 R)
• M11: 6,150,567 km (0.104 R)
• M12: 7,310,250 km (0.109 R)
• M13: 7,564,416 km (0.1 R)
• M14: 8,547,274 km (0.066 R)
• M15: 8,829,566 km (0.06 R)
• M16: 10,910,023 km (0.058 R)
• M17: 11,242,430 km (0.106 R)
• M18: 13,634,200 km (0.055 R)
• M19: 14,106,780 km (0.101 R)
• M20: 15,313,137 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.1

Radius: 12.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.52 AU - 2.3 AU

Year: 1732 Days

Day: 11.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,721,966 km

• M1: 155,432 km (0.116 R)
• M2: 576,999 km (0.114 R)
• M3: 1,090,718 km (0.05 R)
• M4: 1,785,600 km (0.119 R)
• M5: 2,187,869 km (0.101 R)
• M6: 3,382,857 km (0.03 R)
• M7: 3,954,021 km (0.049 R)
• M8: 4,768,283 km (0.067 R)
• M9: 5,269,585 km (0.077 R)
• M10: 6,502,421 km (0.092 R)
• M11: 8,091,599 km (0.066 R)
• M12: 8,961,511 km (0.092 R)
• M13: 10,502,668 km (0.067 R)
• M14: 13,236,719 km (0.103 R)
• M15: 13,810,726 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.5

Radius: 9.6

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.57 AU - 3.61 AU

Year: 3563 Days

Day: 11.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,721,966 km

• M1: 126,709 km (0.101 R)
• M2: 559,047 km (0.074 R)
• M3: 1,123,330 km (0.045 R)
• M4: 1,429,408 km (0.077 R)
• M5: 1,879,548 km (0.098 R)
• M6: 2,452,956 km (0.104 R)
• M7: 3,120,911 km (0.08 R)
• M8: 4,482,401 km (0.05 R)
• M9: 4,791,769 km (0.119 R)
• M10: 5,453,441 km (0.106 R)
• M11: 6,203,824 km (0.106 R)
• M12: 6,895,863 km (0.098 R)
• M13: 7,977,755 km (0.111 R)
• M14: 9,056,206 km (0.088 R)
• M15: 9,708,902 km (0.092 R)
• M16: 10,067,039 km (0.107 R)
• M17: 11,324,858 km (0.086 R)
• M18: 14,455,792 km (0.117 R)
• M19: 14,975,794 km (0.101 R)
• M20: 16,330,552 km (0.091 R)
• M21: 16,780,842 km (0.058 R)
• M22: 18,121,688 km (0.039 R)
• M23: 18,972,002 km (0.086 R)
• M24: 19,595,526 km (0.094 R)
• M25: 21,147,753 km (0.114 R)
• M26: 22,433,547 km (0.074 R)
• M27: 22,920,039 km (0.086 R)
• M28: 23,484,771 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.3

Radius: 7.9

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.68 AU - 6.48 AU

Year: 9835 Days

Day: 22.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,721,966 km

• M1: 111,151 km (0.111 R)
• M2: 452,833 km (0.03 R)
• M3: 856,597 km (0.106 R)
• M4: 1,120,039 km (0.12 R)
• M5: 1,401,433 km (0.03 R)
• M6: 1,846,187 km (0.063 R)
• M7: 2,126,534 km (0.115 R)
• M8: 2,544,959 km (0.099 R)
• M9: 3,017,389 km (0.074 R)
• M10: 3,274,847 km (0.115 R)
• M11: 6,097,908 km (0.114 R)
• M12: 7,280,480 km (0.031 R)
• M13: 9,041,546 km (0.079 R)
• M14: 10,139,145 km (0.089 R)
• M15: 10,524,061 km (0.081 R)
• M16: 12,487,084 km (0.07 R)
• M17: 12,817,994 km (0.09 R)
• M18: 13,211,437 km (0.07 R)
• M19: 15,679,203 km (0.096 R)
• M20: 16,987,885 km (0.111 R)
• M21: 17,668,855 km (0.091 R)
• M22: 18,016,072 km (0.077 R)
• M23: 19,012,543 km (0.057 R)
• M24: 22,142,130 km (0.04 R)
• M25: 26,043,793 km (0.083 R)
• M26: 28,725,933 km (0.066 R)
• M27: 33,560,637 km (0.092 R)
• M28: 37,295,647 km (0.096 R)
• M29: 38,561,095 km (0.042 R)
• M30: 39,145,574 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.7

Radius: 6.8

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.98 AU - 9.6 AU

Year: 15658 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,721,966 km

• M1: 84,822 km (0.075 R)
• M2: 968,197 km (0.045 R)
• M3: 1,264,551 km (0.1 R)
• M4: 1,559,558 km (0.1 R)
• M5: 2,060,561 km (0.034 R)
• M6: 2,889,333 km (0.11 R)
• M7: 3,430,878 km (0.103 R)
• M8: 4,125,909 km (0.034 R)
• M9: 4,746,591 km (0.068 R)
• M10: 6,133,662 km (0.06 R)
• M11: 6,691,812 km (0.115 R)
• M12: 8,282,037 km (0.117 R)
• M13: 10,604,544 km (0.094 R)
• M14: 11,290,301 km (0.041 R)
• M15: 12,941,113 km (0.055 R)
• M16: 13,328,721 km (0.082 R)
• M17: 14,816,622 km (0.103 R)
• M18: 15,312,389 km (0.116 R)
• M19: 18,931,760 km (0.086 R)
• M20: 21,160,320 km (0.032 R)
• M21: 21,879,736 km (0.063 R)
• M22: 22,895,505 km (0.078 R)
• M23: 23,942,242 km (0.06 R)
• M24: 26,131,008 km (0.115 R)
• M25: 27,591,233 km (0.096 R)
• M26: 35,463,522 km (0.09 R)
• M27: 38,431,843 km (0.104 R)
• M28: 39,772,539 km (0.067 R)
• M29: 42,405,162 km (0.12 R)
• M30: 51,156,787 km (0.102 R)
• M31: 52,614,319 km (0.114 R)
• M32: 53,436,060 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 19,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit