🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 11.6

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.68 AU - 0.7 AU

Year: 376 Days

Day: 6.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,052,457 km

• M1: 144,362 km (0.066 R)
• M2: 583,282 km (0.059 R)
• M3: 1,005,447 km (0.106 R)
• M4: 1,394,103 km (0.064 R)
• M5: 1,764,956 km (0.084 R)
• M6: 2,397,755 km (0.07 R)
• M7: 3,077,827 km (0.08 R)
• M8: 3,571,500 km (0.086 R)
• M9: 4,144,459 km (0.116 R)
• M10: 5,282,750 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.1

Radius: 12.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.66 AU - 0.82 AU

Year: 418 Days

Day: 8.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,052,457 km

• M1: 154,235 km (0.064 R)
• M2: 599,139 km (0.112 R)
• M3: 1,019,809 km (0.106 R)
• M4: 1,498,671 km (0.062 R)
• M5: 1,890,319 km (0.12 R)
• M6: 2,360,056 km (0.115 R)
• M7: 2,858,067 km (0.082 R)
• M8: 3,271,705 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.1

Radius: 12.8

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.8 AU - 1.04 AU

Year: 579 Days

Day: 7.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,052,457 km

• M1: 159,621 km (0.082 R)
• M2: 575,952 km (0.045 R)
• M3: 1,321,248 km (0.088 R)
• M4: 2,682,140 km (0.1 R)
• M5: 3,909,740 km (0.03 R)
• M6: 4,330,260 km (0.096 R)
• M7: 5,346,628 km (0.089 R)
• M8: 6,157,897 km (0.099 R)
• M9: 6,632,272 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.2

Radius: 13.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.29 AU - 5.55 AU

Year: 8278 Days

Day: 10 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,052,457 km

• M1: 169,494 km (0.112 R)
• M2: 723,904 km (0.108 R)
• M3: 1,157,588 km (0.108 R)
• M4: 1,597,556 km (0.098 R)
• M5: 2,197,294 km (0.118 R)
• M6: 3,569,405 km (0.106 R)
• M7: 4,041,686 km (0.119 R)
• M8: 5,337,802 km (0.073 R)
• M9: 6,561,363 km (0.097 R)
• M10: 7,274,795 km (0.107 R)
• M11: 7,815,591 km (0.069 R)
• M12: 12,488,281 km (0.094 R)
• M13: 13,212,634 km (0.066 R)
• M14: 14,074,766 km (0.082 R)
• M15: 14,689,015 km (0.099 R)
• M16: 16,333,544 km (0.031 R)
• M17: 16,949,588 km (0.103 R)
• M18: 17,453,584 km (0.045 R)
• M19: 18,097,752 km (0.076 R)
• M20: 20,977,661 km (0.108 R)
• M21: 21,632,450 km (0.1 R)
• M22: 22,677,990 km (0.113 R)
• M23: 23,367,786 km (0.091 R)
• M24: 24,548,562 km (0.12 R)
• M25: 25,934,287 km (0.102 R)
• M26: 27,457,792 km (0.036 R)
• M27: 28,683,447 km (0.054 R)
• M28: 31,149,717 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432

Radius: 5.1

Gravity: 16.61 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.54 AU - 6.74 AU

Year: 9981 Days

Day: 22.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,052,457 km

• M1: 63,729 km (0.053 R)
• M2: 250,876 km (0.087 R)
• M3: 549,174 km (0.063 R)
• M4: 897,438 km (0.058 R)
• M5: 1,094,458 km (0.093 R)
• M6: 1,261,110 km (0.067 R)
• M7: 1,604,437 km (0.113 R)
• M8: 2,277,179 km (0.103 R)
• M9: 2,647,583 km (0.115 R)
• M10: 3,949,982 km (0.092 R)
• M11: 5,248,791 km (0.088 R)
• M12: 6,131,269 km (0.087 R)
• M13: 7,855,833 km (0.064 R)
• M14: 8,610,853 km (0.029 R)
• M15: 9,005,941 km (0.115 R)
• M16: 9,458,924 km (0.086 R)
• M17: 10,263,910 km (0.115 R)
• M18: 10,960,288 km (0.084 R)
• M19: 11,424,191 km (0.111 R)
• M20: 12,894,888 km (0.114 R)
• M21: 13,123,024 km (0.104 R)
• M22: 14,858,210 km (0.119 R)
• M23: 15,878,168 km (0.066 R)
• M24: 16,272,359 km (0.067 R)
• M25: 17,774,022 km (0.107 R)
• M26: 20,971,228 km (0.119 R)
• M27: 21,525,488 km (0.097 R)
• M28: 22,580,901 km (0.066 R)
• M29: 24,531,807 km (0.117 R)
• M30: 30,748,346 km (0.095 R)
• M31: 34,544,692 km (0.103 R)
• M32: 35,095,511 km (0.118 R)
• M33: 37,704,947 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 14,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit