🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.7

Radius: 10.5

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.47 AU - 0.77 AU

Year: 337 Days

Day: 13.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,138,905 km

• M1: 130,599 km (0.103 R)
• M2: 499,058 km (0.04 R)
• M3: 892,052 km (0.111 R)
• M4: 1,354,010 km (0.077 R)
• M5: 1,729,501 km (0.028 R)
• M6: 2,072,080 km (0.112 R)
• M7: 2,408,227 km (0.108 R)
• M8: 3,182,096 km (0.115 R)
• M9: 3,575,838 km (0.096 R)
• M10: 3,989,775 km (0.119 R)
• M11: 4,409,397 km (0.031 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.8

Radius: 8.3

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.66 AU - 0.76 AU

Year: 413 Days

Day: 9.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,138,905 km

• M1: 103,223 km (0.104 R)
• M2: 435,330 km (0.115 R)
• M3: 755,768 km (0.105 R)
• M4: 1,042,398 km (0.08 R)
• M5: 1,323,044 km (0.06 R)
• M6: 1,792,182 km (0.083 R)
• M7: 2,166,626 km (0.059 R)
• M8: 3,041,026 km (0.099 R)
• M9: 3,364,307 km (0.065 R)
• M10: 4,294,805 km (0.111 R)
• M11: 4,746,441 km (0.105 R)
• M12: 5,403,026 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.5

Radius: 13.9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.14 AU - 1.2 AU

Year: 874 Days

Day: 11.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,138,905 km

• M1: 172,935 km (0.108 R)
• M2: 638,633 km (0.072 R)
• M3: 1,086,230 km (0.116 R)
• M4: 1,648,120 km (0.113 R)
• M5: 2,437,697 km (0.027 R)
• M6: 3,113,281 km (0.085 R)
• M7: 3,547,115 km (0.057 R)
• M8: 4,185,000 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 13.4

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.95 AU - 2.41 AU

Year: 2222 Days

Day: 6.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,138,905 km

• M1: 166,652 km (0.102 R)
• M2: 618,886 km (0.097 R)
• M3: 1,081,144 km (0.075 R)
• M4: 1,506,899 km (0.058 R)
• M5: 2,145,832 km (0.102 R)
• M6: 2,852,682 km (0.113 R)
• M7: 4,190,386 km (0.104 R)
• M8: 4,646,959 km (0.106 R)
• M9: 5,068,226 km (0.102 R)
• M10: 5,587,929 km (0.118 R)
• M11: 6,117,057 km (0.101 R)
• M12: 7,044,863 km (0.119 R)
• M13: 8,976,321 km (0.093 R)
• M14: 9,562,745 km (0.108 R)
• M15: 11,357,470 km (0.097 R)
• M16: 12,126,703 km (0.079 R)
• M17: 13,235,223 km (0.088 R)
• M18: 14,832,928 km (0.101 R)
• M19: 16,100,471 km (0.073 R)
• M20: 17,811,870 km (0.098 R)
• M21: 18,518,272 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.9

Radius: 14.1

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.02 AU - 3.58 AU

Year: 4138 Days

Day: 5.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,138,905 km

• M1: 177,573 km (0.052 R)
• M2: 637,137 km (0.12 R)
• M3: 1,126,771 km (0.11 R)
• M4: 1,745,807 km (0.093 R)
• M5: 2,318,318 km (0.108 R)
• M6: 3,032,947 km (0.086 R)
• M7: 3,510,314 km (0.104 R)
• M8: 5,977,183 km (0.093 R)
• M9: 7,391,930 km (0.07 R)
• M10: 9,509,488 km (0.106 R)
• M11: 10,017,073 km (0.111 R)
• M12: 11,518,138 km (0.113 R)
• M13: 12,414,379 km (0.099 R)
• M14: 13,845,433 km (0.088 R)
• M15: 15,119,857 km (0.034 R)
• M16: 16,194,568 km (0.11 R)
• M17: 17,090,510 km (0.05 R)
• M18: 18,137,695 km (0.079 R)
• M19: 19,851,189 km (0.054 R)
• M20: 23,598,316 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.7

Radius: 12.3

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.35 AU - 5.31 AU

Year: 6219 Days

Day: 6.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,138,905 km

• M1: 153,039 km (0.099 R)
• M2: 624,571 km (0.105 R)
• M3: 1,145,620 km (0.116 R)
• M4: 1,552,527 km (0.111 R)
• M5: 2,180,838 km (0.119 R)
• M6: 2,689,919 km (0.114 R)
• M7: 3,492,213 km (0.09 R)
• M8: 4,876,292 km (0.109 R)
• M9: 5,600,944 km (0.072 R)
• M10: 6,463,077 km (0.091 R)
• M11: 7,049,949 km (0.119 R)
• M12: 8,653,489 km (0.089 R)
• M13: 11,398,161 km (0.103 R)
• M14: 11,847,254 km (0.086 R)
• M15: 12,674,829 km (0.115 R)
• M16: 13,157,133 km (0.04 R)
• M17: 13,540,552 km (0.12 R)
• M18: 14,445,320 km (0.118 R)
• M19: 15,390,031 km (0.088 R)
• M20: 16,063,071 km (0.081 R)
• M21: 19,513,696 km (0.076 R)
• M22: 20,448,084 km (0.099 R)
• M23: 21,037,799 km (0.065 R)
• M24: 22,020,059 km (0.117 R)
• M25: 26,171,250 km (0.084 R)
• M26: 27,485,018 km (0.101 R)
• M27: 28,113,030 km (0.102 R)
• M28: 29,211,677 km (0.114 R)
• M29: 30,054,362 km (0.111 R)
• M30: 31,494,840 km (0.087 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 10,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit