🌌 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: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 13.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.6 AU - 0.62 AU

Year: 318 Days

Day: 11.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 82,589,705 km

• M1: 171,589 km (0.107 R)
• M2: 860,337 km (0.107 R)
• M3: 2,019,422 km (0.115 R)
• M4: 2,451,760 km (0.095 R)
• M5: 3,066,756 km (0.114 R)
• M6: 3,750,867 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 12.6

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.72 AU - 0.84 AU

Year: 459 Days

Day: 11.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,589,705 km

• M1: 156,629 km (0.105 R)
• M2: 650,452 km (0.076 R)
• M3: 1,199,027 km (0.071 R)
• M4: 1,691,204 km (0.105 R)
• M5: 2,186,074 km (0.087 R)
• M6: 2,870,334 km (0.069 R)
• M7: 3,545,918 km (0.04 R)
• M8: 4,353,298 km (0.069 R)
• M9: 4,891,102 km (0.072 R)
• M10: 5,295,465 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.6

Radius: 9.7

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.79 AU - 1.09 AU

Year: 608 Days

Day: 14.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,589,705 km

• M1: 120,576 km (0.107 R)
• M2: 509,680 km (0.047 R)
• M3: 965,355 km (0.083 R)
• M4: 1,532,630 km (0.119 R)
• M5: 1,881,941 km (0.083 R)
• M6: 2,335,672 km (0.086 R)
• M7: 2,812,141 km (0.105 R)
• M8: 3,532,006 km (0.104 R)
• M9: 4,531,020 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366

Radius: 9.5

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.87 AU - 1.39 AU

Year: 801 Days

Day: 8.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,589,705 km

• M1: 118,182 km (0.085 R)
• M2: 520,750 km (0.111 R)
• M3: 1,044,642 km (0.112 R)
• M4: 1,441,675 km (0.036 R)
• M5: 1,779,915 km (0.1 R)
• M6: 2,662,693 km (0.106 R)
• M7: 3,190,025 km (0.08 R)
• M8: 3,583,617 km (0.115 R)
• M9: 4,081,329 km (0.116 R)
• M10: 4,561,688 km (0.04 R)
• M11: 5,546,640 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.4

Radius: 11.7

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.28 AU - 1.92 AU

Year: 1350 Days

Day: 14.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,589,705 km

• M1: 145,559 km (0.06 R)
• M2: 517,758 km (0.08 R)
• M3: 1,146,219 km (0.108 R)
• M4: 1,555,070 km (0.083 R)
• M5: 2,062,356 km (0.087 R)
• M6: 2,479,435 km (0.106 R)
• M7: 2,889,034 km (0.11 R)
• M8: 4,198,165 km (0.074 R)
• M9: 4,589,064 km (0.072 R)
• M10: 5,116,696 km (0.118 R)
• M11: 5,484,108 km (0.086 R)
• M12: 7,569,503 km (0.062 R)
• M13: 7,971,173 km (0.088 R)
• M14: 9,149,855 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.9

Radius: 3

Gravity: 69.88 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.68 AU - 6.18 AU

Year: 9630 Days

Day: 22.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 160.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,589,705 km

• M1: 38,447 km (0.112 R)
• M2: 178,620 km (0.104 R)
• M3: 297,700 km (0.104 R)
• M4: 891,603 km (0.069 R)
• M5: 1,033,721 km (0.087 R)
• M6: 1,389,615 km (0.114 R)
• M7: 2,208,513 km (0.114 R)
• M8: 2,709,217 km (0.116 R)
• M9: 3,904,056 km (0.067 R)
• M10: 4,201,307 km (0.044 R)
• M11: 5,088,721 km (0.059 R)
• M12: 7,224,680 km (0.104 R)
• M13: 7,548,260 km (0.114 R)
• M14: 12,969,088 km (0.065 R)
• M15: 21,995,225 km (0.103 R)
• M16: 25,618,486 km (0.074 R)
• M17: 28,909,340 km (0.077 R)
• M18: 32,798,436 km (0.09 R)
• M19: 34,810,527 km (0.12 R)
• M20: 37,260,042 km (0.086 R)
• M21: 37,619,227 km (0.101 R)
• M22: 38,101,530 km (0.037 R)
• M23: 38,465,951 km (0.096 R)
• M24: 45,157,763 km (0.03 R)
• M25: 45,293,448 km (0.107 R)

Asteroid Belt

Center: 7.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.5

Radius: 4.6

Gravity: 37.69 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.64 AU - 12.28 AU

Year: 20961 Days

Day: 21 Hours

Environment

Temp: -229 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,589,705 km

• M1: 57,894 km (0.084 R)
• M2: 274,063 km (0.106 R)
• M3: 428,000 km (0.108 R)
• M4: 588,219 km (0.086 R)
• M5: 866,022 km (0.061 R)
• M6: 1,256,173 km (0.114 R)
• M7: 1,849,628 km (0.117 R)
• M8: 2,176,051 km (0.078 R)
• M9: 2,812,590 km (0.106 R)
• M10: 5,339,298 km (0.096 R)
• M11: 5,499,367 km (0.078 R)
• M12: 5,913,604 km (0.116 R)
• M13: 6,259,624 km (0.085 R)
• M14: 6,757,485 km (0.067 R)
• M15: 7,780,286 km (0.099 R)
• M16: 10,189,111 km (0.105 R)
• M17: 13,053,162 km (0.069 R)
• M18: 15,747,420 km (0.115 R)
• M19: 16,243,786 km (0.061 R)
• M20: 17,093,950 km (0.099 R)
• M21: 17,706,554 km (0.042 R)
• M22: 19,254,892 km (0.083 R)
• M23: 19,822,316 km (0.108 R)
• M24: 20,792,608 km (0.035 R)
• M25: 21,490,333 km (0.096 R)
• M26: 23,462,930 km (0.104 R)
• M27: 24,218,998 km (0.109 R)
• M28: 26,008,039 km (0.116 R)
• M29: 27,644,191 km (0.117 R)
• M30: 34,736,476 km (0.095 R)
• M31: 37,736,063 km (0.063 R)
• M32: 39,223,215 km (0.114 R)
• M33: 41,683,203 km (0.095 R)
• M34: 43,271,782 km (0.088 R)
• M35: 47,248,243 km (0.108 R)
• M36: 60,625,435 km (0.072 R)
• M37: 61,638,212 km (0.115 R)
• M38: 63,489,636 km (0.058 R)
• M39: 63,906,116 km (0.11 R)
• M40: 70,595,235 km (0.112 R)
• M41: 80,868,570 km (0.16 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: 470 - 10,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit