🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.6

Radius: 10.9

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.58 AU - 0.78 AU

Year: 380 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,820,064 km

• M1: 135,536 km (0.101 R)
• M2: 869,463 km (0.032 R)
• M3: 1,330,224 km (0.094 R)
• M4: 1,787,844 km (0.11 R)
• M5: 2,214,048 km (0.052 R)
• M6: 2,917,158 km (0.074 R)
• M7: 3,762,985 km (0.069 R)
• M8: 4,705,152 km (0.113 R)
• M9: 5,694,892 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.2

Radius: 10.8

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.05 AU - 1.35 AU

Year: 892 Days

Day: 9.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,820,064 km

• M1: 134,339 km (0.103 R)
• M2: 483,201 km (0.105 R)
• M3: 825,631 km (0.059 R)
• M4: 1,412,952 km (0.082 R)
• M5: 2,091,677 km (0.061 R)
• M6: 2,557,076 km (0.066 R)
• M7: 2,988,666 km (0.099 R)
• M8: 3,999,649 km (0.112 R)
• M9: 4,652,643 km (0.115 R)
• M10: 5,059,400 km (0.118 R)
• M11: 5,944,720 km (0.105 R)
• M12: 6,467,565 km (0.099 R)
• M13: 6,818,222 km (0.105 R)
• M14: 7,181,446 km (0.047 R)
• M15: 7,581,620 km (0.069 R)
• M16: 7,996,605 km (0.118 R)
• M17: 8,792,465 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.1

Radius: 10.2

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.54 AU - 2 AU

Year: 1597 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,820,064 km

• M1: 127,009 km (0.093 R)
• M2: 487,240 km (0.1 R)
• M3: 860,936 km (0.064 R)
• M4: 1,227,301 km (0.116 R)
• M5: 1,609,075 km (0.103 R)
• M6: 2,860,610 km (0.108 R)
• M7: 3,342,166 km (0.063 R)
• M8: 4,042,583 km (0.104 R)
• M9: 4,528,328 km (0.088 R)
• M10: 5,052,668 km (0.049 R)
• M11: 5,640,438 km (0.034 R)
• M12: 5,975,537 km (0.056 R)
• M13: 7,451,320 km (0.11 R)
• M14: 8,396,629 km (0.111 R)
• M15: 8,834,502 km (0.103 R)
• M16: 9,486,450 km (0.119 R)
• M17: 10,632,070 km (0.079 R)
• M18: 10,996,790 km (0.114 R)
• M19: 13,617,745 km (0.066 R)
• M20: 14,004,754 km (0.05 R)
• M21: 14,936,599 km (0.054 R)

Asteroid Belt

Center: 2.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318

Radius: 11.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3 AU - 3.62 AU

Year: 4084 Days

Day: 9.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,820,064 km

• M1: 144,512 km (0.12 R)
• M2: 623,823 km (0.109 R)
• M3: 1,082,939 km (0.075 R)
• M4: 1,919,939 km (0.099 R)
• M5: 2,851,186 km (0.073 R)
• M6: 4,439,317 km (0.112 R)
• M7: 4,955,878 km (0.089 R)
• M8: 5,897,597 km (0.088 R)
• M9: 6,411,316 km (0.06 R)
• M10: 7,907,295 km (0.071 R)
• M11: 8,634,639 km (0.108 R)
• M12: 9,155,838 km (0.085 R)
• M13: 9,697,832 km (0.082 R)
• M14: 10,727,364 km (0.118 R)
• M15: 12,168,590 km (0.081 R)
• M16: 12,691,285 km (0.098 R)
• M17: 14,302,005 km (0.083 R)
• M18: 15,281,422 km (0.096 R)
• M19: 16,515,156 km (0.115 R)
• M20: 18,037,165 km (0.085 R)
• M21: 19,063,705 km (0.105 R)
• M22: 20,189,130 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.2

Radius: 10.6

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.2 AU - 3.98 AU

Year: 4614 Days

Day: 7 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,820,064 km

• M1: 132,095 km (0.096 R)
• M2: 466,895 km (0.055 R)
• M3: 845,078 km (0.057 R)
• M4: 1,182,422 km (0.116 R)
• M5: 1,998,478 km (0.102 R)
• M6: 2,633,820 km (0.102 R)
• M7: 3,194,962 km (0.079 R)
• M8: 3,971,823 km (0.083 R)
• M9: 4,870,159 km (0.067 R)
• M10: 5,282,301 km (0.117 R)
• M11: 5,807,689 km (0.079 R)
• M12: 6,240,176 km (0.091 R)
• M13: 6,895,265 km (0.083 R)
• M14: 8,814,007 km (0.098 R)
• M15: 12,223,492 km (0.096 R)
• M16: 13,621,485 km (0.056 R)
• M17: 14,442,627 km (0.031 R)
• M18: 14,836,967 km (0.059 R)
• M19: 15,824,762 km (0.025 R)
• M20: 20,854,392 km (0.119 R)
• M21: 26,942,577 km (0.111 R)
• M22: 29,659,723 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.6

Radius: 7.2

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.15 AU - 7.15 AU

Year: 12967 Days

Day: 19.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,820,064 km

• M1: 89,609 km (0.063 R)
• M2: 547,379 km (0.094 R)
• M3: 2,815,432 km (0.089 R)
• M4: 3,194,214 km (0.112 R)
• M5: 4,054,102 km (0.076 R)
• M6: 4,999,710 km (0.08 R)
• M7: 5,718,079 km (0.093 R)
• M8: 6,538,773 km (0.088 R)
• M9: 7,873,336 km (0.044 R)
• M10: 8,243,890 km (0.118 R)
• M11: 10,225,613 km (0.101 R)
• M12: 11,799,382 km (0.065 R)
• M13: 12,394,782 km (0.107 R)
• M14: 14,300,958 km (0.062 R)
• M15: 14,667,473 km (0.08 R)
• M16: 17,479,763 km (0.082 R)
• M17: 18,684,325 km (0.111 R)
• M18: 19,344,052 km (0.109 R)
• M19: 20,555,047 km (0.12 R)
• M20: 21,258,007 km (0.056 R)
• M21: 22,629,371 km (0.08 R)
• M22: 23,632,125 km (0.04 R)
• M23: 31,599,558 km (0.104 R)
• M24: 33,811,812 km (0.104 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: 189 - 16,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit