🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966

Radius: 13.1

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.78 AU - 0.94 AU

Year: 507 Days

Day: 9.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,902,840 km

• M1: 163,062 km (0.117 R)
• M2: 583,581 km (0.106 R)
• M3: 1,031,029 km (0.113 R)
• M4: 1,718,431 km (0.074 R)
• M5: 2,252,046 km (0.109 R)
• M6: 3,450,475 km (0.052 R)
• M7: 4,221,203 km (0.088 R)
• M8: 5,482,912 km (0.114 R)
• M9: 6,011,441 km (0.056 R)
• M10: 6,714,850 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.4

Radius: 12.6

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1 AU - 1.06 AU

Year: 665 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,902,840 km

• M1: 156,779 km (0.117 R)
• M2: 558,449 km (0.075 R)
• M3: 1,020,557 km (0.115 R)
• M4: 1,455,737 km (0.085 R)
• M5: 1,901,688 km (0.072 R)
• M6: 2,354,072 km (0.104 R)
• M7: 3,010,657 km (0.037 R)
• M8: 3,431,626 km (0.103 R)
• M9: 5,211,391 km (0.113 R)
• M10: 5,613,810 km (0.118 R)
• M11: 6,018,921 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.5

Radius: 10.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.16 AU - 1.2 AU

Year: 815 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,902,840 km

• M1: 129,253 km (0.103 R)
• M2: 455,825 km (0.104 R)
• M3: 785,389 km (0.063 R)
• M4: 1,585,289 km (0.106 R)
• M5: 1,943,426 km (0.117 R)
• M6: 2,860,311 km (0.061 R)
• M7: 3,643,755 km (0.104 R)
• M8: 5,561,450 km (0.107 R)
• M9: 6,187,817 km (0.111 R)
• M10: 6,637,807 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.1

Radius: 8.8

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.56 AU - 2.14 AU

Year: 1600 Days

Day: 6.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,902,840 km

• M1: 109,506 km (0.11 R)
• M2: 402,568 km (0.104 R)
• M3: 689,347 km (0.09 R)
• M4: 1,453,792 km (0.065 R)
• M5: 1,741,020 km (0.055 R)
• M6: 2,203,726 km (0.046 R)
• M7: 2,552,738 km (0.113 R)
• M8: 2,987,769 km (0.095 R)
• M9: 3,376,274 km (0.063 R)
• M10: 3,961,651 km (0.119 R)
• M11: 4,399,075 km (0.079 R)
• M12: 4,991,034 km (0.09 R)
• M13: 5,445,512 km (0.088 R)
• M14: 6,250,498 km (0.096 R)
• M15: 6,932,365 km (0.111 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.2

Radius: 10.8

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.54 AU - 3.24 AU

Year: 3124 Days

Day: 11.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,902,840 km

• M1: 134,339 km (0.097 R)
• M2: 629,508 km (0.12 R)
• M3: 965,355 km (0.12 R)
• M4: 1,657,245 km (0.109 R)
• M5: 2,829,195 km (0.062 R)
• M6: 3,229,519 km (0.092 R)
• M7: 4,279,397 km (0.049 R)
• M8: 4,681,965 km (0.097 R)
• M9: 5,462,716 km (0.035 R)
• M10: 7,579,077 km (0.11 R)
• M11: 8,276,652 km (0.064 R)
• M12: 10,439,837 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 13.1

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.87 AU - 6.93 AU

Year: 9112 Days

Day: 14.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,902,840 km

• M1: 163,660 km (0.04 R)
• M2: 882,627 km (0.059 R)
• M3: 1,409,062 km (0.034 R)
• M4: 1,834,668 km (0.105 R)
• M5: 2,454,153 km (0.096 R)
• M6: 2,894,719 km (0.12 R)
• M7: 3,549,509 km (0.108 R)
• M8: 4,575,002 km (0.089 R)
• M9: 5,626,226 km (0.076 R)
• M10: 6,226,563 km (0.113 R)
• M11: 7,516,695 km (0.103 R)
• M12: 7,956,961 km (0.116 R)
• M13: 8,714,824 km (0.111 R)
• M14: 9,752,734 km (0.117 R)
• M15: 11,228,068 km (0.086 R)
• M16: 14,865,840 km (0.067 R)
• M17: 16,680,163 km (0.095 R)
• M18: 18,277,419 km (0.085 R)
• M19: 19,747,517 km (0.114 R)
• M20: 20,744,438 km (0.116 R)
• M21: 22,838,658 km (0.115 R)
• M22: 26,513,979 km (0.098 R)
• M23: 27,538,126 km (0.104 R)
• M24: 35,236,133 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.6

Radius: 4.7

Gravity: 19 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.73 AU - 6.81 AU

Year: 11200 Days

Day: 23.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,902,840 km

• M1: 59,390 km (0.067 R)
• M2: 234,719 km (0.035 R)
• M3: 393,592 km (0.075 R)
• M4: 768,484 km (0.099 R)
• M5: 1,535,921 km (0.097 R)
• M6: 3,036,238 km (0.069 R)
• M7: 3,283,673 km (0.093 R)
• M8: 3,742,640 km (0.091 R)
• M9: 4,877,040 km (0.072 R)
• M10: 5,344,085 km (0.078 R)
• M11: 5,977,632 km (0.103 R)
• M12: 6,622,847 km (0.111 R)
• M13: 7,432,920 km (0.099 R)
• M14: 8,568,816 km (0.065 R)
• M15: 10,558,468 km (0.103 R)
• M16: 10,762,669 km (0.094 R)
• M17: 13,783,798 km (0.106 R)
• M18: 18,407,719 km (0.099 R)
• M19: 21,348,813 km (0.111 R)
• M20: 25,400,970 km (0.09 R)
• M21: 28,930,134 km (0.094 R)
• M22: 35,552,981 km (0.081 R)
• M23: 36,824,713 km (0.095 R)
• M24: 40,322,012 km (0.116 R)
• M25: 42,215,023 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 15,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit