🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.9

Radius: 10.8

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.26 AU - 1.8 AU

Year: 1284 Days

Day: 13.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,911,505 km

• M1: 134,488 km (0.084 R)
• M2: 472,729 km (0.097 R)
• M3: 891,753 km (0.053 R)
• M4: 1,231,938 km (0.104 R)
• M5: 1,754,933 km (0.115 R)
• M6: 2,201,333 km (0.077 R)
• M7: 2,896,364 km (0.092 R)
• M8: 3,603,663 km (0.114 R)
• M9: 4,084,321 km (0.116 R)
• M10: 6,285,953 km (0.101 R)
• M11: 7,575,487 km (0.08 R)
• M12: 8,537,700 km (0.092 R)
• M13: 9,033,617 km (0.106 R)
• M14: 9,892,309 km (0.107 R)
• M15: 10,276,626 km (0.103 R)
• M16: 10,838,067 km (0.119 R)
• M17: 12,058,636 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.5

Radius: 10.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.05 AU - 2.57 AU

Year: 2381 Days

Day: 9.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,911,505 km

• M1: 134,339 km (0.095 R)
• M2: 1,168,210 km (0.083 R)
• M3: 3,525,872 km (0.031 R)
• M4: 5,199,424 km (0.116 R)
• M5: 5,570,426 km (0.097 R)
• M6: 7,510,711 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.7

Radius: 14.1

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.19 AU - 3.41 AU

Year: 4066 Days

Day: 14 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,911,505 km

• M1: 175,478 km (0.091 R)
• M2: 775,067 km (0.067 R)
• M3: 1,311,525 km (0.104 R)
• M4: 1,831,078 km (0.12 R)
• M5: 2,348,387 km (0.105 R)
• M6: 3,054,789 km (0.113 R)
• M7: 3,812,951 km (0.045 R)
• M8: 4,401,768 km (0.105 R)
• M9: 5,051,023 km (0.102 R)
• M10: 5,966,412 km (0.11 R)
• M11: 7,188,028 km (0.12 R)
• M12: 10,207,661 km (0.101 R)
• M13: 12,428,142 km (0.105 R)
• M14: 12,868,558 km (0.072 R)
• M15: 14,359,451 km (0.114 R)
• M16: 15,064,057 km (0.116 R)
• M17: 16,425,397 km (0.099 R)
• M18: 21,698,423 km (0.1 R)
• M19: 23,581,561 km (0.085 R)
• M20: 25,571,362 km (0.111 R)
• M21: 26,526,694 km (0.109 R)
• M22: 27,670,969 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579

Radius: 11.1

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.2 AU - 4.4 AU

Year: 5024 Days

Day: 5.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,911,505 km

• M1: 138,079 km (0.104 R)
• M2: 512,672 km (0.097 R)
• M3: 1,080,845 km (0.114 R)
• M4: 2,372,921 km (0.119 R)
• M5: 3,154,421 km (0.087 R)
• M6: 3,986,334 km (0.077 R)
• M7: 4,880,481 km (0.083 R)
• M8: 5,932,902 km (0.067 R)
• M9: 7,367,695 km (0.095 R)
• M10: 8,111,346 km (0.109 R)
• M11: 9,706,957 km (0.073 R)
• M12: 13,874,006 km (0.117 R)
• M13: 14,623,042 km (0.106 R)
• M14: 15,063,010 km (0.066 R)
• M15: 15,625,498 km (0.078 R)
• M16: 19,103,050 km (0.112 R)
• M17: 19,762,178 km (0.09 R)
• M18: 20,710,479 km (0.104 R)
• M19: 21,973,982 km (0.086 R)
• M20: 25,435,677 km (0.089 R)
• M21: 26,476,280 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.6

Radius: 12.3

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.68 AU - 4.1 AU

Year: 5204 Days

Day: 8.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,911,505 km

• M1: 153,188 km (0.1 R)
• M2: 717,023 km (0.09 R)
• M3: 2,024,209 km (0.109 R)
• M4: 3,166,389 km (0.041 R)
• M5: 3,630,890 km (0.06 R)
• M6: 4,202,204 km (0.046 R)
• M7: 6,530,695 km (0.088 R)
• M8: 6,956,750 km (0.055 R)
• M9: 8,397,078 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.3

Radius: 9

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.91 AU - 6.21 AU

Year: 7720 Days

Day: 8.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 29,911,505 km

• M1: 111,899 km (0.09 R)
• M2: 446,849 km (0.107 R)
• M3: 1,008,290 km (0.073 R)
• M4: 1,367,773 km (0.087 R)
• M5: 1,799,214 km (0.12 R)
• M6: 2,241,874 km (0.084 R)
• M7: 2,791,347 km (0.094 R)
• M8: 3,448,829 km (0.039 R)
• M9: 4,498,408 km (0.115 R)
• M10: 4,804,336 km (0.039 R)
• M11: 6,294,630 km (0.078 R)
• M12: 6,678,199 km (0.116 R)
• M13: 7,778,192 km (0.075 R)
• M14: 10,158,892 km (0.068 R)
• M15: 10,509,400 km (0.087 R)
• M16: 11,896,023 km (0.032 R)
• M17: 12,285,576 km (0.077 R)
• M18: 12,885,912 km (0.083 R)
• M19: 15,028,602 km (0.117 R)
• M20: 17,274,365 km (0.071 R)
• M21: 18,412,656 km (0.044 R)
• M22: 20,419,511 km (0.054 R)
• M23: 22,053,718 km (0.105 R)
• M24: 25,260,049 km (0.074 R)
• M25: 25,580,787 km (0.112 R)
• M26: 27,225,167 km (0.1 R)
• M27: 27,902,247 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 17,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit