🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.1

Radius: 12.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.54 AU - 0.58 AU

Year: 279 Days

Day: 12.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 122.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,286,360 km

• M1: 160,668 km (0.038 R)
• M2: 619,335 km (0.108 R)
• M3: 1,026,989 km (0.118 R)
• M4: 1,530,237 km (0.079 R)
• M5: 2,088,685 km (0.062 R)
• M6: 2,624,096 km (0.053 R)
• M7: 3,335,434 km (0.066 R)
• M8: 3,902,560 km (0.119 R)
• M9: 4,600,135 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.8

Radius: 8.4

Gravity: 14.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.23 AU - 1.71 AU

Year: 1189 Days

Day: 6.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,286,360 km

• M1: 104,719 km (0.067 R)
• M2: 369,507 km (0.074 R)
• M3: 634,744 km (0.045 R)
• M4: 976,276 km (0.112 R)
• M5: 1,545,047 km (0.11 R)
• M6: 1,842,597 km (0.105 R)
• M7: 2,121,597 km (0.092 R)
• M8: 2,441,437 km (0.119 R)
• M9: 2,903,994 km (0.103 R)
• M10: 3,567,311 km (0.117 R)
• M11: 4,291,215 km (0.073 R)
• M12: 4,591,458 km (0.119 R)
• M13: 4,885,717 km (0.067 R)
• M14: 5,276,616 km (0.066 R)
• M15: 5,755,030 km (0.063 R)
• M16: 6,262,167 km (0.109 R)
• M17: 7,339,272 km (0.114 R)
• M18: 8,104,016 km (0.106 R)
• M19: 8,535,007 km (0.071 R)
• M20: 8,830,762 km (0.112 R)
• M21: 11,167,032 km (0.109 R)
• M22: 11,449,772 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 12.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.64 AU - 1.8 AU

Year: 1504 Days

Day: 11.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,286,360 km

• M1: 160,967 km (0.108 R)
• M2: 583,880 km (0.089 R)
• M3: 1,062,145 km (0.086 R)
• M4: 1,597,556 km (0.096 R)
• M5: 2,208,065 km (0.069 R)
• M6: 2,983,131 km (0.106 R)
• M7: 3,449,129 km (0.045 R)
• M8: 4,428,546 km (0.08 R)
• M9: 5,468,849 km (0.047 R)
• M10: 6,754,493 km (0.081 R)
• M11: 7,232,907 km (0.059 R)
• M12: 7,807,363 km (0.06 R)
• M13: 9,102,432 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.8

Radius: 12.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.86 AU - 2.14 AU

Year: 1886 Days

Day: 9 Hours

Environment

Temp: -198 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,286,360 km

• M1: 156,629 km (0.102 R)
• M2: 633,098 km (0.09 R)
• M3: 1,108,670 km (0.109 R)
• M4: 1,694,495 km (0.041 R)
• M5: 2,112,920 km (0.12 R)
• M6: 2,508,008 km (0.077 R)
• M7: 3,102,660 km (0.101 R)
• M8: 3,567,161 km (0.091 R)
• M9: 4,265,185 km (0.09 R)
• M10: 4,779,802 km (0.086 R)
• M11: 5,629,667 km (0.12 R)
• M12: 6,103,294 km (0.108 R)
• M13: 7,130,882 km (0.044 R)
• M14: 8,635,088 km (0.064 R)
• M15: 10,376,408 km (0.098 R)
• M16: 13,390,655 km (0.082 R)
• M17: 15,075,426 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.9

Radius: 13.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.33 AU - 4.77 AU

Year: 5435 Days

Day: 5.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,286,360 km

• M1: 173,384 km (0.085 R)
• M2: 728,542 km (0.094 R)
• M3: 1,167,163 km (0.077 R)
• M4: 1,723,966 km (0.068 R)
• M5: 3,198,103 km (0.113 R)
• M6: 3,962,100 km (0.073 R)
• M7: 4,420,617 km (0.092 R)
• M8: 6,149,220 km (0.091 R)
• M9: 7,242,183 km (0.107 R)
• M10: 10,736,639 km (0.099 R)
• M11: 13,302,991 km (0.108 R)
• M12: 14,630,821 km (0.081 R)
• M13: 17,055,952 km (0.088 R)
• M14: 20,836,141 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 9.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.49 AU - 4.55 AU

Year: 6408 Days

Day: 5.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,286,360 km

• M1: 120,277 km (0.118 R)
• M2: 780,901 km (0.119 R)
• M3: 1,260,661 km (0.079 R)
• M4: 1,574,667 km (0.084 R)
• M5: 2,194,302 km (0.111 R)
• M6: 2,702,934 km (0.118 R)
• M7: 3,495,055 km (0.115 R)
• M8: 3,914,378 km (0.096 R)
• M9: 4,300,340 km (0.111 R)
• M10: 5,746,802 km (0.107 R)
• M11: 6,076,815 km (0.086 R)
• M12: 6,390,522 km (0.109 R)
• M13: 7,365,002 km (0.108 R)
• M14: 8,435,525 km (0.104 R)
• M15: 8,754,467 km (0.119 R)
• M16: 9,993,886 km (0.099 R)
• M17: 12,178,463 km (0.114 R)
• M18: 14,867,635 km (0.099 R)
• M19: 15,544,266 km (0.095 R)
• M20: 15,863,508 km (0.095 R)
• M21: 16,187,088 km (0.047 R)
• M22: 16,847,413 km (0.08 R)
• M23: 21,322,933 km (0.094 R)
• M24: 22,452,696 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.7

Radius: 14.3

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.63 AU - 5.85 AU

Year: 7999 Days

Day: 12 Hours

Environment

Temp: -232 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,286,360 km

• M1: 177,872 km (0.051 R)
• M2: 644,767 km (0.095 R)
• M3: 1,303,596 km (0.086 R)
• M4: 1,947,315 km (0.056 R)
• M5: 2,508,756 km (0.108 R)
• M6: 3,112,384 km (0.039 R)
• M7: 3,664,250 km (0.062 R)
• M8: 4,120,673 km (0.092 R)
• M9: 7,878,572 km (0.05 R)
• M10: 8,733,524 km (0.058 R)
• M11: 9,649,511 km (0.1 R)
• M12: 11,458,748 km (0.086 R)
• M13: 13,965,709 km (0.047 R)
• M14: 15,282,918 km (0.092 R)
• M15: 15,806,062 km (0.111 R)
• M16: 16,888,104 km (0.116 R)
• M17: 17,589,119 km (0.112 R)
• M18: 20,589,305 km (0.061 R)
• M19: 23,138,003 km (0.119 R)
• M20: 29,152,885 km (0.108 R)
• M21: 30,060,495 km (0.043 R)
• M22: 33,440,360 km (0.027 R)
• M23: 40,198,593 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.6

Radius: 15

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.75 AU - 6.47 AU

Year: 8861 Days

Day: 10.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,286,360 km

• M1: 186,549 km (0.085 R)
• M2: 747,391 km (0.095 R)
• M3: 1,265,000 km (0.106 R)
• M4: 1,813,276 km (0.107 R)
• M5: 2,301,713 km (0.087 R)
• M6: 2,858,516 km (0.078 R)
• M7: 3,481,442 km (0.079 R)
• M8: 4,415,531 km (0.088 R)
• M9: 5,610,070 km (0.097 R)
• M10: 6,088,484 km (0.107 R)
• M11: 7,166,935 km (0.084 R)
• M12: 10,094,416 km (0.048 R)
• M13: 10,857,514 km (0.079 R)
• M14: 12,158,417 km (0.042 R)
• M15: 12,788,374 km (0.094 R)
• M16: 15,003,918 km (0.084 R)
• M17: 20,583,470 km (0.08 R)
• M18: 22,915,551 km (0.085 R)
• M19: 25,234,318 km (0.087 R)
• M20: 28,497,646 km (0.105 R)
• M21: 30,543,397 km (0.105 R)
• M22: 34,926,016 km (0.114 R)
• M23: 35,501,819 km (0.096 R)
• M24: 37,627,305 km (0.114 R)
• M25: 41,356,331 km (0.094 R)
• M26: 43,310,229 km (0.04 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 10,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit