🌌 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: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.9

Radius: 9.3

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.56 AU - 0.78 AU

Year: 372 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,407,816 km

• M1: 115,639 km (0.097 R)
• M2: 448,943 km (0.117 R)
• M3: 774,618 km (0.095 R)
• M4: 1,101,639 km (0.119 R)
• M5: 1,488,648 km (0.065 R)
• M6: 1,816,417 km (0.101 R)
• M7: 2,166,476 km (0.095 R)
• M8: 2,630,230 km (0.088 R)
• M9: 3,026,066 km (0.065 R)
• M10: 4,057,244 km (0.041 R)
• M11: 4,500,951 km (0.072 R)
• M12: 5,485,904 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841

Radius: 9.7

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.72 AU - 0.9 AU

Year: 494 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,407,816 km

• M1: 125,363 km (0.08 R)
• M2: 461,958 km (0.099 R)
• M3: 790,625 km (0.098 R)
• M4: 1,345,932 km (0.089 R)
• M5: 2,624,844 km (0.097 R)
• M6: 3,055,985 km (0.114 R)
• M7: 4,205,047 km (0.073 R)
• M8: 4,517,556 km (0.035 R)
• M9: 4,958,571 km (0.111 R)
• M10: 5,585,087 km (0.112 R)
• M11: 6,075,020 km (0.086 R)
• M12: 6,417,449 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.6

Radius: 9

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.98 AU - 2.24 AU

Year: 2079 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,407,816 km

• M1: 111,899 km (0.049 R)
• M2: 452,384 km (0.111 R)
• M3: 1,065,735 km (0.092 R)
• M4: 1,549,984 km (0.115 R)
• M5: 2,026,004 km (0.057 R)
• M6: 2,497,088 km (0.106 R)
• M7: 2,789,551 km (0.094 R)
• M8: 3,121,210 km (0.037 R)
• M9: 3,902,709 km (0.078 R)
• M10: 4,278,200 km (0.045 R)
• M11: 4,699,468 km (0.1 R)
• M12: 5,125,073 km (0.086 R)
• M13: 7,033,194 km (0.119 R)
• M14: 7,590,895 km (0.119 R)
• M15: 8,020,540 km (0.097 R)
• M16: 10,121,194 km (0.116 R)
• M17: 13,562,992 km (0.046 R)
• M18: 13,967,953 km (0.04 R)
• M19: 14,473,594 km (0.114 R)
• M20: 14,943,930 km (0.069 R)
• M21: 15,279,179 km (0.116 R)
• M22: 16,722,050 km (0.091 R)
• M23: 17,397,484 km (0.115 R)
• M24: 18,199,179 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 8.8

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.36 AU - 4.48 AU

Year: 5264 Days

Day: 7 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,407,816 km

• M1: 109,506 km (0.066 R)
• M2: 1,458,280 km (0.117 R)
• M3: 1,757,925 km (0.082 R)
• M4: 2,916,111 km (0.086 R)
• M5: 3,190,623 km (0.103 R)
• M6: 3,635,228 km (0.09 R)
• M7: 3,954,171 km (0.108 R)
• M8: 4,242,446 km (0.105 R)
• M9: 4,780,849 km (0.094 R)
• M10: 5,192,841 km (0.103 R)
• M11: 6,944,034 km (0.077 R)
• M12: 7,582,069 km (0.087 R)
• M13: 8,611,901 km (0.1 R)
• M14: 9,560,351 km (0.076 R)
• M15: 10,531,241 km (0.117 R)
• M16: 11,663,697 km (0.056 R)
• M17: 15,311,641 km (0.115 R)
• M18: 16,514,558 km (0.106 R)
• M19: 17,202,259 km (0.095 R)
• M20: 18,039,708 km (0.088 R)
• M21: 18,701,978 km (0.045 R)
• M22: 19,656,412 km (0.065 R)
• M23: 23,253,493 km (0.058 R)
• M24: 23,722,034 km (0.113 R)
• M25: 24,921,060 km (0.072 R)
• M26: 32,392,128 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.1

Radius: 12.1

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.28 AU - 6.84 AU

Year: 8892 Days

Day: 8.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,407,816 km

• M1: 150,944 km (0.115 R)
• M2: 723,605 km (0.111 R)
• M3: 1,167,312 km (0.096 R)
• M4: 1,605,185 km (0.11 R)
• M5: 2,804,212 km (0.079 R)
• M6: 4,796,706 km (0.039 R)
• M7: 6,415,953 km (0.105 R)
• M8: 9,059,647 km (0.045 R)
• M9: 9,635,300 km (0.118 R)
• M10: 11,127,538 km (0.1 R)
• M11: 12,709,685 km (0.107 R)
• M12: 13,493,130 km (0.045 R)
• M13: 14,372,615 km (0.068 R)
• M14: 15,626,694 km (0.1 R)
• M15: 16,809,565 km (0.084 R)
• M16: 18,201,274 km (0.044 R)
• M17: 23,544,610 km (0.1 R)
• M18: 27,207,514 km (0.085 R)
• M19: 27,902,845 km (0.092 R)
• M20: 28,508,417 km (0.109 R)
• M21: 31,126,081 km (0.11 R)
• M22: 34,705,509 km (0.093 R)
• M23: 40,575,580 km (0.103 R)
• M24: 41,745,286 km (0.037 R)
• M25: 45,250,962 km (0.074 R)
• M26: 45,807,167 km (0.112 R)
• M27: 48,077,764 km (0.053 R)

Asteroid Belt

Center: 6.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.5

Radius: 7.3

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.65 AU - 7.89 AU

Year: 11947 Days

Day: 24.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,407,816 km

• M1: 100,829 km (0.078 R)
• M2: 469,588 km (0.09 R)
• M3: 1,449,454 km (0.107 R)
• M4: 2,251,149 km (0.109 R)
• M5: 3,595,884 km (0.109 R)
• M6: 5,070,171 km (0.084 R)
• M7: 5,344,982 km (0.102 R)
• M8: 6,725,621 km (0.117 R)
• M9: 9,981,170 km (0.116 R)
• M10: 13,220,413 km (0.119 R)
• M11: 20,196,012 km (0.079 R)
• M12: 20,733,068 km (0.044 R)
• M13: 21,358,537 km (0.105 R)
• M14: 23,394,414 km (0.105 R)
• M15: 24,589,252 km (0.111 R)
• M16: 29,091,700 km (0.058 R)
• M17: 29,875,592 km (0.076 R)
• M18: 35,206,213 km (0.097 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 16,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit