🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.8

Radius: 12.7

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.52 AU - 0.78 AU

Year: 368 Days

Day: 12.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,064,473 km

• M1: 157,975 km (0.08 R)
• M2: 564,134 km (0.097 R)
• M3: 1,060,350 km (0.102 R)
• M4: 1,767,648 km (0.102 R)
• M5: 2,341,506 km (0.097 R)
• M6: 3,288,460 km (0.093 R)
• M7: 3,808,612 km (0.095 R)
• M8: 4,344,173 km (0.098 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 12.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.18 AU - 1.78 AU

Year: 1266 Days

Day: 6.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,064,473 km

• M1: 153,039 km (0.081 R)
• M2: 590,164 km (0.117 R)
• M3: 1,042,248 km (0.058 R)
• M4: 1,530,087 km (0.12 R)
• M5: 2,222,127 km (0.062 R)
• M6: 2,768,458 km (0.119 R)
• M7: 3,710,476 km (0.096 R)
• M8: 4,297,797 km (0.109 R)
• M9: 5,095,154 km (0.1 R)
• M10: 6,308,991 km (0.116 R)
• M11: 7,195,807 km (0.068 R)
• M12: 7,806,765 km (0.109 R)
• M13: 8,346,514 km (0.119 R)
• M14: 8,801,740 km (0.09 R)
• M15: 9,301,547 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.3

Radius: 8.7

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.29 AU - 1.95 AU

Year: 1449 Days

Day: 13.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,064,473 km

• M1: 123,568 km (0.095 R)
• M2: 448,943 km (0.106 R)
• M3: 755,170 km (0.044 R)
• M4: 1,369,718 km (0.069 R)
• M5: 1,679,535 km (0.118 R)
• M6: 2,297,674 km (0.106 R)
• M7: 2,607,640 km (0.057 R)
• M8: 3,776,748 km (0.075 R)
• M9: 4,139,373 km (0.073 R)
• M10: 5,242,059 km (0.12 R)
• M11: 5,694,293 km (0.084 R)
• M12: 6,602,801 km (0.032 R)
• M13: 6,875,817 km (0.108 R)
• M14: 7,604,957 km (0.115 R)
• M15: 10,769,551 km (0.084 R)
• M16: 12,985,245 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 11.9

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.85 AU - 2.27 AU

Year: 2078 Days

Day: 11 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,064,473 km

• M1: 230,979 km (0.097 R)
• M2: 761,453 km (0.113 R)
• M3: 2,557,525 km (0.092 R)
• M4: 4,053,953 km (0.086 R)
• M5: 5,056,258 km (0.109 R)
• M6: 5,477,975 km (0.103 R)
• M7: 5,851,371 km (0.1 R)
• M8: 7,322,517 km (0.07 R)
• M9: 8,219,655 km (0.091 R)
• M10: 10,197,040 km (0.108 R)
• M11: 11,315,284 km (0.074 R)
• M12: 12,040,085 km (0.117 R)
• M13: 14,357,207 km (0.071 R)
• M14: 14,890,074 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.4

Radius: 12.7

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.86 AU - 2.34 AU

Year: 2139 Days

Day: 7.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,064,473 km

• M1: 160,219 km (0.107 R)
• M2: 678,426 km (0.109 R)
• M3: 1,093,560 km (0.053 R)
• M4: 1,571,825 km (0.086 R)
• M5: 2,076,718 km (0.045 R)
• M6: 2,825,904 km (0.051 R)
• M7: 3,367,747 km (0.108 R)
• M8: 3,843,020 km (0.104 R)
• M9: 4,383,966 km (0.091 R)
• M10: 4,907,109 km (0.042 R)
• M11: 5,694,443 km (0.089 R)
• M12: 6,132,017 km (0.072 R)
• M13: 6,647,830 km (0.098 R)
• M14: 8,735,319 km (0.088 R)
• M15: 9,495,725 km (0.107 R)
• M16: 10,680,241 km (0.108 R)
• M17: 13,341,288 km (0.105 R)
• M18: 14,397,299 km (0.11 R)
• M19: 15,213,056 km (0.113 R)
• M20: 15,958,203 km (0.108 R)
• M21: 18,395,901 km (0.109 R)
• M22: 19,184,581 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.1

Radius: 12.3

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.79 AU - 3.07 AU

Year: 3525 Days

Day: 9.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,064,473 km

• M1: 153,039 km (0.103 R)
• M2: 748,588 km (0.088 R)
• M3: 1,132,157 km (0.081 R)
• M4: 1,594,863 km (0.097 R)
• M5: 2,898,758 km (0.06 R)
• M6: 3,497,149 km (0.079 R)
• M7: 4,313,804 km (0.106 R)
• M8: 4,743,150 km (0.098 R)
• M9: 6,446,172 km (0.096 R)
• M10: 7,336,429 km (0.108 R)
• M11: 7,950,828 km (0.056 R)
• M12: 9,166,310 km (0.064 R)
• M13: 10,801,565 km (0.111 R)
• M14: 12,719,559 km (0.057 R)
• M15: 13,207,846 km (0.048 R)
• M16: 14,801,513 km (0.099 R)
• M17: 15,451,665 km (0.085 R)
• M18: 16,348,055 km (0.115 R)
• M19: 18,740,724 km (0.118 R)
• M20: 19,695,457 km (0.084 R)
• M21: 20,086,357 km (0.115 R)
• M22: 22,612,167 km (0.086 R)
• M23: 23,402,193 km (0.089 R)
• M24: 24,210,620 km (0.071 R)
• M25: 26,352,413 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.1

Radius: 10.1

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.07 AU - 4.59 AU

Year: 6333 Days

Day: 11.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,064,473 km

• M1: 125,812 km (0.082 R)
• M2: 440,267 km (0.033 R)
• M3: 774,917 km (0.098 R)
• M4: 1,311,076 km (0.109 R)
• M5: 1,815,370 km (0.086 R)
• M6: 3,941,455 km (0.079 R)
• M7: 5,260,609 km (0.109 R)
• M8: 5,655,398 km (0.097 R)
• M9: 6,268,151 km (0.092 R)
• M10: 6,642,744 km (0.095 R)
• M11: 7,626,051 km (0.099 R)
• M12: 11,060,369 km (0.086 R)
• M13: 11,407,286 km (0.09 R)
• M14: 13,643,475 km (0.077 R)
• M15: 14,864,493 km (0.056 R)
• M16: 16,475,513 km (0.046 R)
• M17: 16,928,495 km (0.113 R)
• M18: 17,590,017 km (0.117 R)
• M19: 18,406,372 km (0.084 R)
• M20: 19,176,652 km (0.109 R)
• M21: 19,895,619 km (0.119 R)
• M22: 24,843,718 km (0.101 R)
• M23: 25,871,157 km (0.085 R)
• M24: 26,837,708 km (0.06 R)
• M25: 28,378,417 km (0.089 R)
• M26: 29,406,154 km (0.09 R)
• M27: 34,078,993 km (0.118 R)
• M28: 34,920,631 km (0.111 R)
• M29: 36,427,082 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.7

Radius: 6

Gravity: 27.02 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.82 AU - 10.72 AU

Year: 19839 Days

Day: 24.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,064,473 km

• M1: 74,649 km (0.108 R)
• M2: 312,809 km (0.065 R)
• M3: 530,175 km (0.036 R)
• M4: 1,620,743 km (0.114 R)
• M5: 2,021,366 km (0.027 R)
• M6: 2,278,824 km (0.109 R)
• M7: 2,705,777 km (0.052 R)
• M8: 3,212,913 km (0.063 R)
• M9: 4,039,890 km (0.106 R)
• M10: 4,849,514 km (0.071 R)
• M11: 5,194,038 km (0.088 R)
• M12: 6,645,137 km (0.12 R)
• M13: 6,974,253 km (0.119 R)
• M14: 8,730,681 km (0.101 R)
• M15: 10,320,458 km (0.074 R)
• M16: 10,955,351 km (0.065 R)
• M17: 11,150,876 km (0.114 R)
• M18: 12,302,779 km (0.073 R)
• M19: 15,322,263 km (0.115 R)
• M20: 19,365,744 km (0.117 R)
• M21: 21,427,501 km (0.092 R)
• M22: 25,751,029 km (0.08 R)
• M23: 26,680,481 km (0.066 R)
• M24: 28,605,955 km (0.057 R)
• M25: 29,226,188 km (0.118 R)
• M26: 32,061,965 km (0.101 R)
• M27: 40,251,850 km (0.088 R)
• M28: 46,935,285 km (0.07 R)
• M29: 49,022,923 km (0.057 R)
• M30: 50,448,441 km (0.044 R)
• M31: 51,535,569 km (0.119 R)
• M32: 58,388,647 km (0.073 R)
• M33: 65,395,662 km (0.031 R)
• M34: 67,558,548 km (0.112 R)
• M35: 82,041,417 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 13,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit