🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.5

Radius: 8.7

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.81 AU - 0.93 AU

Year: 532 Days

Day: 14.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,812,118 km

• M1: 111,600 km (0.076 R)
• M2: 403,615 km (0.101 R)
• M3: 677,828 km (0.09 R)
• M4: 1,072,617 km (0.076 R)
• M5: 2,012,839 km (0.031 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.9

Radius: 12

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.68 AU - 2.6 AU

Year: 2054 Days

Day: 11.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,812,118 km

• M1: 151,991 km (0.073 R)
• M2: 699,968 km (0.106 R)
• M3: 1,094,009 km (0.12 R)
• M4: 1,632,113 km (0.046 R)
• M5: 2,636,513 km (0.037 R)
• M6: 3,361,315 km (0.111 R)
• M7: 3,839,878 km (0.098 R)
• M8: 4,894,094 km (0.04 R)
• M9: 5,920,186 km (0.102 R)
• M10: 7,350,791 km (0.074 R)
• M11: 8,046,271 km (0.08 R)
• M12: 9,093,307 km (0.078 R)
• M13: 10,027,844 km (0.094 R)
• M14: 12,430,985 km (0.096 R)
• M15: 13,869,817 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.2

Radius: 13.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.53 AU - 4.65 AU

Year: 5426 Days

Day: 11.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,812,118 km

• M1: 162,912 km (0.08 R)
• M2: 625,469 km (0.09 R)
• M3: 1,114,654 km (0.09 R)
• M4: 1,691,354 km (0.099 R)
• M5: 2,566,651 km (0.062 R)
• M6: 3,088,149 km (0.102 R)
• M7: 3,839,579 km (0.111 R)
• M8: 4,736,418 km (0.102 R)
• M9: 5,829,979 km (0.044 R)
• M10: 7,814,544 km (0.099 R)
• M11: 8,513,166 km (0.072 R)
• M12: 9,858,051 km (0.095 R)
• M13: 11,051,543 km (0.109 R)
• M14: 12,597,637 km (0.107 R)
• M15: 14,283,754 km (0.045 R)
• M16: 14,742,272 km (0.027 R)
• M17: 15,931,874 km (0.07 R)
• M18: 17,056,401 km (0.112 R)
• M19: 18,434,347 km (0.045 R)
• M20: 18,978,285 km (0.091 R)
• M21: 20,675,024 km (0.081 R)
• M22: 22,779,866 km (0.099 R)
• M23: 23,327,694 km (0.094 R)
• M24: 25,523,342 km (0.09 R)
• M25: 26,029,431 km (0.106 R)
• M26: 29,947,848 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.6

Radius: 8.1

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.99 AU - 4.37 AU

Year: 5606 Days

Day: 11.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,812,118 km

• M1: 100,979 km (0.058 R)
• M2: 605,572 km (0.094 R)
• M3: 935,585 km (0.09 R)
• M4: 1,260,212 km (0.027 R)
• M5: 2,416,754 km (0.069 R)
• M6: 3,227,724 km (0.07 R)
• M7: 3,738,900 km (0.117 R)
• M8: 4,593,103 km (0.086 R)
• M9: 4,896,488 km (0.118 R)
• M10: 6,430,913 km (0.111 R)
• M11: 7,409,882 km (0.083 R)
• M12: 9,138,336 km (0.118 R)
• M13: 9,908,017 km (0.111 R)
• M14: 10,458,986 km (0.055 R)
• M15: 11,622,259 km (0.112 R)
• M16: 12,819,790 km (0.074 R)
• M17: 13,270,378 km (0.068 R)
• M18: 14,523,859 km (0.09 R)
• M19: 17,568,325 km (0.093 R)
• M20: 22,064,938 km (0.114 R)
• M21: 25,272,765 km (0.063 R)
• M22: 26,703,220 km (0.098 R)
• M23: 27,273,786 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.3

Radius: 4.2

Gravity: 54.72 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.82 AU - 8.62 AU

Year: 14071 Days

Day: 16.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,812,118 km

• M1: 62,233 km (0.097 R)
• M2: 308,172 km (0.056 R)
• M3: 445,502 km (0.117 R)
• M4: 731,683 km (0.079 R)
• M5: 872,604 km (0.076 R)
• M6: 2,409,872 km (0.087 R)
• M7: 3,304,168 km (0.105 R)
• M8: 3,551,453 km (0.084 R)
• M9: 3,900,166 km (0.114 R)
• M10: 4,976,822 km (0.098 R)
• M11: 5,375,949 km (0.12 R)
• M12: 6,361,949 km (0.118 R)
• M13: 7,602,863 km (0.115 R)
• M14: 8,480,853 km (0.084 R)
• M15: 19,525,963 km (0.072 R)
• M16: 26,607,926 km (0.117 R)
• M17: 27,265,259 km (0.114 R)
• M18: 30,596,355 km (0.086 R)
• M19: 31,439,189 km (0.112 R)
• M20: 36,554,240 km (0.091 R)
• M21: 39,590,777 km (0.092 R)
• M22: 44,761,179 km (0.106 R)
• M23: 45,846,511 km (0.076 R)
• M24: 48,069,685 km (0.072 R)
• M25: 49,207,676 km (0.078 R)
• M26: 64,688,363 km (0.093 R)
• M27: 66,875,933 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.1

Radius: 5.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.34 AU - 8.54 AU

Year: 14677 Days

Day: 20.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,812,118 km

• M1: 98,286 km (0.076 R)
• M2: 293,511 km (0.037 R)
• M3: 1,286,990 km (0.058 R)
• M4: 2,111,724 km (0.089 R)
• M5: 2,364,095 km (0.089 R)
• M6: 2,849,391 km (0.067 R)
• M7: 3,399,013 km (0.115 R)
• M8: 3,991,570 km (0.116 R)
• M9: 4,299,293 km (0.092 R)
• M10: 6,216,091 km (0.06 R)
• M11: 8,022,784 km (0.1 R)
• M12: 11,221,785 km (0.057 R)
• M13: 12,203,297 km (0.114 R)
• M14: 13,523,498 km (0.063 R)
• M15: 13,752,383 km (0.097 R)
• M16: 14,694,101 km (0.039 R)
• M17: 15,930,827 km (0.091 R)
• M18: 18,679,987 km (0.072 R)
• M19: 20,203,641 km (0.091 R)
• M20: 20,427,888 km (0.076 R)
• M21: 23,495,991 km (0.079 R)
• M22: 27,860,958 km (0.074 R)
• M23: 28,138,761 km (0.115 R)
• M24: 33,986,691 km (0.074 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: 268 - 13,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit