🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.8

Radius: 8.4

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.5 AU - 0.76 AU

Year: 339 Days

Day: 10.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,554,669 km

• M1: 104,419 km (0.053 R)
• M2: 393,891 km (0.106 R)
• M3: 848,669 km (0.093 R)
• M4: 1,111,213 km (0.095 R)
• M5: 1,895,704 km (0.108 R)
• M6: 2,169,020 km (0.083 R)
• M7: 2,518,630 km (0.076 R)
• M8: 2,933,315 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.6

Radius: 10.7

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.65 AU - 1.83 AU

Year: 1557 Days

Day: 10.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,554,669 km

• M1: 134,189 km (0.094 R)
• M2: 503,247 km (0.117 R)
• M3: 1,151,754 km (0.104 R)
• M4: 1,498,821 km (0.117 R)
• M5: 1,906,026 km (0.101 R)
• M6: 2,437,249 km (0.104 R)
• M7: 2,793,441 km (0.064 R)
• M8: 3,230,416 km (0.085 R)
• M9: 3,579,578 km (0.08 R)
• M10: 4,205,795 km (0.078 R)
• M11: 5,131,805 km (0.105 R)
• M12: 6,406,529 km (0.07 R)
• M13: 6,987,268 km (0.104 R)
• M14: 7,909,539 km (0.054 R)
• M15: 8,819,542 km (0.031 R)
• M16: 9,379,188 km (0.081 R)
• M17: 10,672,910 km (0.06 R)
• M18: 11,894,826 km (0.093 R)
• M19: 12,539,742 km (0.11 R)
• M20: 13,167,754 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.5

Radius: 8.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.75 AU - 1.89 AU

Year: 1665 Days

Day: 6.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,554,669 km

• M1: 116,686 km (0.092 R)
• M2: 394,041 km (0.09 R)
• M3: 865,124 km (0.079 R)
• M4: 1,342,940 km (0.109 R)
• M5: 1,647,073 km (0.07 R)
• M6: 2,824,408 km (0.077 R)
• M7: 3,343,064 km (0.112 R)
• M8: 3,757,749 km (0.053 R)
• M9: 6,452,605 km (0.04 R)
• M10: 7,328,650 km (0.099 R)
• M11: 9,177,829 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.9

Radius: 11

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.01 AU - 3.27 AU

Year: 3774 Days

Day: 11.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,554,669 km

• M1: 136,732 km (0.062 R)
• M2: 711,188 km (0.055 R)
• M3: 1,212,790 km (0.099 R)
• M4: 1,787,844 km (0.11 R)
• M5: 2,521,771 km (0.091 R)
• M6: 3,210,370 km (0.096 R)
• M7: 3,672,777 km (0.075 R)
• M8: 4,413,736 km (0.094 R)
• M9: 4,884,071 km (0.041 R)
• M10: 5,751,739 km (0.098 R)
• M11: 6,719,338 km (0.104 R)
• M12: 7,175,312 km (0.046 R)
• M13: 7,898,169 km (0.086 R)
• M14: 8,259,149 km (0.057 R)
• M15: 9,529,235 km (0.11 R)
• M16: 10,063,898 km (0.039 R)
• M17: 10,661,990 km (0.1 R)
• M18: 14,119,496 km (0.087 R)
• M19: 14,869,280 km (0.116 R)
• M20: 15,872,184 km (0.093 R)
• M21: 18,387,074 km (0.069 R)
• M22: 23,966,925 km (0.076 R)
• M23: 25,266,482 km (0.083 R)
• M24: 26,773,830 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 11

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.84 AU - 3.64 AU

Year: 3956 Days

Day: 7.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,554,669 km

• M1: 136,882 km (0.087 R)
• M2: 1,075,908 km (0.104 R)
• M3: 1,425,069 km (0.096 R)
• M4: 2,303,209 km (0.085 R)
• M5: 2,710,414 km (0.075 R)
• M6: 3,373,282 km (0.112 R)
• M7: 3,733,364 km (0.101 R)
• M8: 4,208,487 km (0.078 R)
• M9: 4,896,338 km (0.074 R)
• M10: 5,466,905 km (0.11 R)
• M11: 5,909,415 km (0.057 R)
• M12: 7,024,817 km (0.1 R)
• M13: 8,168,642 km (0.103 R)
• M14: 10,695,051 km (0.117 R)
• M15: 16,369,298 km (0.089 R)
• M16: 17,174,135 km (0.058 R)
• M17: 19,875,723 km (0.031 R)
• M18: 20,395,725 km (0.067 R)
• M19: 21,395,188 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 13

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.14 AU - 6.06 AU

Year: 7812 Days

Day: 8 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,554,669 km

• M1: 161,715 km (0.08 R)
• M2: 609,611 km (0.089 R)
• M3: 1,061,098 km (0.109 R)
• M4: 1,543,401 km (0.116 R)
• M5: 2,142,391 km (0.051 R)
• M6: 2,549,447 km (0.082 R)
• M7: 3,458,404 km (0.114 R)
• M8: 4,811,666 km (0.096 R)
• M9: 5,343,486 km (0.109 R)
• M10: 6,039,565 km (0.083 R)
• M11: 6,459,187 km (0.105 R)
• M12: 7,002,676 km (0.079 R)
• M13: 7,874,982 km (0.09 R)
• M14: 8,377,032 km (0.041 R)
• M15: 10,237,132 km (0.09 R)
• M16: 13,038,053 km (0.075 R)
• M17: 17,197,322 km (0.11 R)
• M18: 21,341,782 km (0.118 R)
• M19: 23,249,903 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.3

Radius: 5.3

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.16 AU - 9.02 AU

Year: 14183 Days

Day: 23.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,554,669 km

• M1: 65,973 km (0.098 R)
• M2: 362,027 km (0.076 R)
• M3: 589,715 km (0.042 R)
• M4: 902,225 km (0.096 R)
• M5: 1,432,250 km (0.119 R)
• M6: 1,765,554 km (0.096 R)
• M7: 2,379,055 km (0.082 R)
• M8: 3,963,596 km (0.09 R)
• M9: 5,473,188 km (0.051 R)
• M10: 12,959,813 km (0.116 R)
• M11: 17,776,565 km (0.1 R)
• M12: 18,865,039 km (0.078 R)
• M13: 19,843,709 km (0.108 R)
• M14: 20,697,913 km (0.076 R)
• M15: 21,576,351 km (0.054 R)
• M16: 23,578,719 km (0.116 R)
• M17: 28,922,205 km (0.09 R)
• M18: 31,143,584 km (0.039 R)
• M19: 40,424,337 km (0.091 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: 230 - 13,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit