🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.46 AU - 0.7 AU

Year: 290 Days

Day: 41 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,915,223 km

• M1: 302,636 km (0.118 R)

Asteroid Belt

Center: 1.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.7

Radius: 14.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.03 AU - 2.15 AU

Year: 1982 Days

Day: 13.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,915,223 km

• M1: 185,352 km (0.089 R)
• M2: 650,751 km (0.095 R)
• M3: 1,203,365 km (0.088 R)
• M4: 2,547,951 km (0.117 R)
• M5: 4,512,769 km (0.107 R)
• M6: 5,383,130 km (0.051 R)
• M7: 6,157,897 km (0.03 R)
• M8: 6,679,246 km (0.118 R)
• M9: 8,360,875 km (0.112 R)
• M10: 8,871,004 km (0.069 R)
• M11: 9,709,949 km (0.076 R)
• M12: 10,935,156 km (0.039 R)
• M13: 12,588,362 km (0.079 R)
• M14: 14,493,341 km (0.084 R)
• M15: 15,091,433 km (0.1 R)
• M16: 15,946,535 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.1

Radius: 8.6

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.23 AU - 2.37 AU

Year: 2288 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,915,223 km

• M1: 106,962 km (0.095 R)
• M2: 810,820 km (0.102 R)
• M3: 1,850,226 km (0.109 R)
• M4: 2,489,458 km (0.079 R)
• M5: 3,398,864 km (0.085 R)
• M6: 3,740,994 km (0.05 R)
• M7: 5,014,670 km (0.073 R)
• M8: 5,300,701 km (0.098 R)
• M9: 5,905,675 km (0.091 R)
• M10: 6,200,084 km (0.101 R)
• M11: 6,555,827 km (0.099 R)
• M12: 7,033,344 km (0.115 R)
• M13: 9,146,414 km (0.116 R)
• M14: 10,542,760 km (0.082 R)
• M15: 11,050,496 km (0.107 R)
• M16: 11,881,362 km (0.107 R)
• M17: 12,957,120 km (0.057 R)
• M18: 14,227,206 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.9

Radius: 11.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.73 AU - 4.37 AU

Year: 4388 Days

Day: 6.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,915,223 km

• M1: 138,677 km (0.105 R)
• M2: 627,563 km (0.037 R)
• M3: 1,201,720 km (0.078 R)
• M4: 1,677,142 km (0.114 R)
• M5: 2,080,009 km (0.087 R)
• M6: 2,516,685 km (0.087 R)
• M7: 3,231,164 km (0.067 R)
• M8: 4,163,758 km (0.096 R)
• M9: 7,241,734 km (0.107 R)
• M10: 8,395,283 km (0.117 R)
• M11: 10,850,483 km (0.057 R)
• M12: 13,404,418 km (0.101 R)
• M13: 14,821,110 km (0.114 R)
• M14: 15,190,317 km (0.086 R)
• M15: 18,796,075 km (0.102 R)
• M16: 21,764,097 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.9

Radius: 8.2

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.96 AU - 5 AU

Year: 6221 Days

Day: 5.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,915,223 km

• M1: 102,026 km (0.067 R)
• M2: 459,714 km (0.099 R)
• M3: 1,005,896 km (0.096 R)
• M4: 2,849,391 km (0.112 R)
• M5: 3,203,788 km (0.058 R)
• M6: 3,587,656 km (0.063 R)
• M7: 4,953,634 km (0.101 R)
• M8: 6,469,659 km (0.095 R)
• M9: 8,509,576 km (0.112 R)
• M10: 8,873,248 km (0.059 R)
• M11: 9,894,254 km (0.098 R)
• M12: 11,618,519 km (0.117 R)
• M13: 12,167,692 km (0.112 R)
• M14: 13,643,625 km (0.076 R)
• M15: 14,198,484 km (0.099 R)
• M16: 14,942,284 km (0.116 R)
• M17: 15,353,379 km (0.073 R)
• M18: 17,073,755 km (0.108 R)
• M19: 22,232,488 km (0.107 R)
• M20: 22,845,839 km (0.087 R)
• M21: 24,186,385 km (0.062 R)
• M22: 24,590,599 km (0.052 R)
• M23: 25,246,436 km (0.116 R)
• M24: 27,810,394 km (0.117 R)
• M25: 28,612,089 km (0.112 R)
• M26: 28,973,368 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.3

Radius: 3.7

Gravity: 53.05 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.3 AU - 7.76 AU

Year: 10947 Days

Day: 19.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,915,223 km

• M1: 46,076 km (0.056 R)
• M2: 179,368 km (0.1 R)
• M3: 353,649 km (0.071 R)
• M4: 526,435 km (0.107 R)
• M5: 727,794 km (0.106 R)
• M6: 936,782 km (0.087 R)
• M7: 1,113,008 km (0.084 R)
• M8: 1,272,180 km (0.111 R)
• M9: 1,546,842 km (0.08 R)
• M10: 1,944,174 km (0.05 R)
• M11: 2,120,849 km (0.12 R)
• M12: 2,486,317 km (0.117 R)
• M13: 2,694,706 km (0.065 R)
• M14: 2,892,176 km (0.097 R)
• M15: 3,316,136 km (0.113 R)
• M16: 4,027,773 km (0.084 R)
• M17: 4,678,673 km (0.108 R)
• M18: 6,726,070 km (0.112 R)
• M19: 7,297,235 km (0.095 R)
• M20: 7,944,245 km (0.09 R)
• M21: 9,057,852 km (0.071 R)
• M22: 10,218,731 km (0.104 R)
• M23: 11,305,859 km (0.111 R)
• M24: 13,201,862 km (0.071 R)
• M25: 13,579,597 km (0.055 R)
• M26: 13,707,055 km (0.04 R)
• M27: 16,717,712 km (0.079 R)
• M28: 19,649,082 km (0.079 R)
• M29: 20,058,681 km (0.084 R)
• M30: 23,633,920 km (0.039 R)
• M31: 24,190,275 km (0.112 R)
• M32: 25,137,080 km (0.097 R)
• M33: 27,713,604 km (0.103 R)
• M34: 31,009,245 km (0.076 R)
• M35: 32,238,640 km (0.075 R)
• M36: 38,492,430 km (0.102 R)
• M37: 40,699,896 km (0.114 R)
• M38: 44,798,878 km (0.118 R)
• M39: 45,223,287 km (0.105 R)
• M40: 46,223,947 km (0.037 R)
• M41: 50,374,689 km (0.084 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: 174 - 11,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit