🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.1

Radius: 11.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.5 AU - 0.7 AU

Year: 327 Days

Day: 6.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,406,894 km

• M1: 147,952 km (0.059 R)
• M2: 536,608 km (0.107 R)
• M3: 906,862 km (0.09 R)
• M4: 1,281,605 km (0.109 R)
• M5: 1,701,377 km (0.085 R)
• M6: 2,996,595 km (0.102 R)
• M7: 3,419,508 km (0.104 R)
• M8: 4,192,780 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.8

Radius: 14.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.87 AU - 0.87 AU

Year: 570 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,406,894 km

• M1: 185,501 km (0.093 R)
• M2: 801,545 km (0.108 R)
• M3: 1,287,439 km (0.077 R)
• M4: 1,866,981 km (0.096 R)
• M5: 2,711,611 km (0.075 R)
• M6: 3,546,517 km (0.04 R)
• M7: 4,666,556 km (0.091 R)
• M8: 5,375,351 km (0.093 R)
• M9: 5,852,119 km (0.116 R)
• M10: 6,338,611 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.6

Radius: 11.4

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.84 AU - 1.02 AU

Year: 630 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,406,894 km

• M1: 141,968 km (0.109 R)
• M2: 512,971 km (0.11 R)
• M3: 1,000,211 km (0.072 R)
• M4: 1,801,607 km (0.059 R)
• M5: 2,176,350 km (0.103 R)
• M6: 2,724,925 km (0.069 R)
• M7: 3,442,397 km (0.055 R)
• M8: 3,810,856 km (0.117 R)
• M9: 4,175,576 km (0.04 R)
• M10: 4,775,014 km (0.054 R)
• M11: 5,856,757 km (0.109 R)
• M12: 6,733,550 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.6

Radius: 14.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.24 AU - 1.92 AU

Year: 1396 Days

Day: 10.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,406,894 km

• M1: 179,069 km (0.109 R)
• M2: 706,401 km (0.101 R)
• M3: 1,224,608 km (0.041 R)
• M4: 2,024,508 km (0.055 R)
• M5: 2,470,160 km (0.12 R)
• M6: 3,549,509 km (0.095 R)
• M7: 4,117,831 km (0.116 R)
• M8: 4,688,696 km (0.077 R)
• M9: 6,900,351 km (0.075 R)
• M10: 7,362,758 km (0.106 R)
• M11: 8,995,470 km (0.112 R)
• M12: 10,453,600 km (0.076 R)
• M13: 11,204,432 km (0.063 R)
• M14: 11,772,754 km (0.092 R)
• M15: 12,813,806 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.9

Radius: 7.2

Gravity: 18.94 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.34 AU - 7.74 AU

Year: 14553 Days

Day: 25 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,406,894 km

• M1: 92,003 km (0.057 R)
• M2: 955,182 km (0.116 R)
• M3: 1,238,970 km (0.116 R)
• M4: 1,499,868 km (0.073 R)
• M5: 1,780,065 km (0.093 R)
• M6: 2,154,509 km (0.039 R)
• M7: 2,911,324 km (0.069 R)
• M8: 3,164,593 km (0.093 R)
• M9: 3,460,199 km (0.071 R)
• M10: 5,600,795 km (0.066 R)
• M11: 7,565,464 km (0.05 R)
• M12: 8,963,904 km (0.079 R)
• M13: 10,467,812 km (0.081 R)
• M14: 12,459,408 km (0.077 R)
• M15: 13,405,465 km (0.119 R)
• M16: 13,825,087 km (0.066 R)
• M17: 17,670,949 km (0.097 R)
• M18: 18,260,664 km (0.097 R)
• M19: 19,213,752 km (0.079 R)
• M20: 20,751,469 km (0.061 R)
• M21: 25,640,028 km (0.089 R)
• M22: 26,504,853 km (0.111 R)
• M23: 28,636,623 km (0.096 R)
• M24: 31,612,124 km (0.11 R)
• M25: 34,265,691 km (0.067 R)
• M26: 41,174,271 km (0.118 R)
• M27: 42,659,030 km (0.087 R)
• M28: 43,719,529 km (0.086 R)
• M29: 44,642,249 km (0.102 R)
• M30: 45,264,725 km (0.105 R)
• M31: 47,006,045 km (0.07 R)
• M32: 47,488,647 km (0.05 R)
• M33: 53,539,881 km (0.108 R)
• M34: 56,386,729 km (0.1 R)
• M35: 60,843,997 km (0.118 R)
• M36: 61,608,891 km (0.107 R)
• M37: 69,199,188 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 19,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit