🌌 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: 856.2

Radius: 11.6

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.6 AU - 0.78 AU

Year: 389 Days

Day: 7.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,750,122 km

• M1: 144,362 km (0.105 R)
• M2: 588,069 km (0.08 R)
• M3: 1,164,919 km (0.089 R)
• M4: 1,617,452 km (0.082 R)
• M5: 1,986,211 km (0.077 R)
• M6: 2,592,830 km (0.094 R)
• M7: 3,082,015 km (0.031 R)
• M8: 3,595,136 km (0.087 R)
• M9: 3,977,359 km (0.112 R)
• M10: 4,500,652 km (0.06 R)
• M11: 5,907,919 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.1

Radius: 8.3

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.73 AU - 0.83 AU

Year: 467 Days

Day: 9.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,750,122 km

• M1: 103,223 km (0.053 R)
• M2: 392,844 km (0.055 R)
• M3: 655,687 km (0.083 R)
• M4: 914,791 km (0.117 R)
• M5: 1,216,530 km (0.098 R)
• M6: 1,492,837 km (0.059 R)
• M7: 2,234,543 km (0.056 R)
• M8: 2,615,719 km (0.117 R)
• M9: 2,934,811 km (0.098 R)
• M10: 3,404,698 km (0.07 R)
• M11: 4,425,554 km (0.116 R)
• M12: 4,984,302 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.1

Radius: 11.9

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.98 AU - 1.28 AU

Year: 815 Days

Day: 7.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,750,122 km

• M1: 149,897 km (0.051 R)
• M2: 663,915 km (0.037 R)
• M3: 1,509,143 km (0.045 R)
• M4: 2,678,251 km (0.088 R)
• M5: 3,469,474 km (0.114 R)
• M6: 4,427,648 km (0.041 R)
• M7: 5,184,314 km (0.11 R)
• M8: 5,574,166 km (0.099 R)
• M9: 6,110,175 km (0.098 R)
• M10: 8,236,410 km (0.025 R)
• M11: 9,183,364 km (0.118 R)

Asteroid Belt

Center: 1.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.6

Radius: 9.5

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.31 AU - 2.17 AU

Year: 1557 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,750,122 km

• M1: 118,182 km (0.069 R)
• M2: 620,083 km (0.082 R)
• M3: 917,185 km (0.061 R)
• M4: 1,216,081 km (0.12 R)
• M5: 1,719,029 km (0.027 R)
• M6: 2,195,498 km (0.045 R)
• M7: 2,619,160 km (0.094 R)
• M8: 2,961,140 km (0.084 R)
• M9: 3,563,870 km (0.097 R)
• M10: 4,265,484 km (0.118 R)
• M11: 4,907,708 km (0.104 R)
• M12: 5,208,250 km (0.067 R)
• M13: 10,967,618 km (0.074 R)
• M14: 11,297,482 km (0.115 R)
• M15: 12,643,862 km (0.106 R)
• M16: 13,501,208 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176

Radius: 14.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.84 AU - 4 AU

Year: 4290 Days

Day: 10 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,750,122 km

• M1: 281,693 km (0.108 R)
• M2: 963,709 km (0.059 R)
• M3: 1,579,006 km (0.113 R)
• M4: 2,659,102 km (0.081 R)
• M5: 3,205,583 km (0.092 R)
• M6: 4,344,921 km (0.117 R)
• M7: 6,086,389 km (0.075 R)
• M8: 8,699,565 km (0.113 R)
• M9: 10,381,344 km (0.074 R)
• M10: 11,241,682 km (0.109 R)
• M11: 12,189,683 km (0.116 R)
• M12: 14,978,786 km (0.027 R)
• M13: 17,127,460 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.1

Radius: 8

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.97 AU - 3.89 AU

Year: 4309 Days

Day: 13.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,750,122 km

• M1: 99,483 km (0.111 R)
• M2: 393,742 km (0.059 R)
• M3: 1,010,534 km (0.078 R)
• M4: 1,260,362 km (0.107 R)
• M5: 1,516,324 km (0.11 R)
• M6: 1,875,359 km (0.109 R)
• M7: 2,694,108 km (0.117 R)
• M8: 3,105,053 km (0.047 R)
• M9: 3,367,149 km (0.116 R)
• M10: 5,639,391 km (0.116 R)
• M11: 7,458,800 km (0.102 R)
• M12: 8,697,620 km (0.114 R)
• M13: 8,977,069 km (0.11 R)
• M14: 9,554,068 km (0.089 R)
• M15: 13,022,644 km (0.03 R)
• M16: 13,441,668 km (0.097 R)
• M17: 14,141,936 km (0.088 R)
• M18: 14,753,192 km (0.094 R)
• M19: 15,673,519 km (0.096 R)
• M20: 16,877,183 km (0.058 R)
• M21: 19,197,147 km (0.066 R)
• M22: 25,097,736 km (0.108 R)
• M23: 25,911,099 km (0.061 R)
• M24: 26,490,791 km (0.106 R)
• M25: 26,741,816 km (0.058 R)
• M26: 28,281,777 km (0.089 R)
• M27: 30,061,243 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.4

Radius: 5.8

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.66 AU - 6.72 AU

Year: 11736 Days

Day: 24.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,750,122 km

• M1: 76,445 km (0.061 R)
• M2: 274,213 km (0.112 R)
• M3: 486,193 km (0.099 R)
• M4: 921,224 km (0.112 R)
• M5: 1,118,992 km (0.12 R)
• M6: 1,307,336 km (0.111 R)
• M7: 1,531,134 km (0.114 R)
• M8: 3,196,009 km (0.086 R)
• M9: 5,397,342 km (0.072 R)
• M10: 5,906,872 km (0.118 R)
• M11: 6,191,407 km (0.081 R)
• M12: 9,179,625 km (0.079 R)
• M13: 9,513,377 km (0.096 R)
• M14: 11,196,802 km (0.043 R)
• M15: 12,655,830 km (0.103 R)
• M16: 14,174,099 km (0.109 R)
• M17: 15,406,337 km (0.114 R)
• M18: 16,849,358 km (0.085 R)
• M19: 18,758,077 km (0.043 R)
• M20: 23,349,385 km (0.095 R)
• M21: 25,997,716 km (0.106 R)
• M22: 26,569,479 km (0.088 R)
• M23: 32,317,628 km (0.038 R)
• M24: 33,761,247 km (0.057 R)
• M25: 35,247,353 km (0.079 R)
• M26: 36,301,270 km (0.108 R)
• M27: 42,673,840 km (0.059 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 16,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit