🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.6

Radius: 10

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.47 AU - 0.55 AU

Year: 243 Days

Day: 5.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 22,714,055 km

• M1: 124,465 km (0.06 R)
• M2: 454,030 km (0.111 R)
• M3: 829,371 km (0.086 R)
• M4: 1,393,355 km (0.094 R)
• M5: 2,058,915 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 14.5

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.59 AU - 0.65 AU

Year: 326 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,714,055 km

• M1: 180,265 km (0.104 R)
• M2: 670,348 km (0.033 R)
• M3: 1,127,519 km (0.077 R)
• M4: 1,588,430 km (0.037 R)
• M5: 2,071,931 km (0.115 R)
• M6: 2,697,100 km (0.101 R)
• M7: 3,307,908 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.3

Radius: 8.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.58 AU - 2.18 AU

Year: 1719 Days

Day: 8.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,714,055 km

• M1: 112,348 km (0.094 R)
• M2: 590,463 km (0.097 R)
• M3: 976,276 km (0.077 R)
• M4: 1,389,016 km (0.105 R)
• M5: 1,772,585 km (0.119 R)
• M6: 2,648,032 km (0.08 R)
• M7: 2,991,808 km (0.087 R)
• M8: 3,786,771 km (0.11 R)
• M9: 4,134,586 km (0.087 R)
• M10: 4,715,923 km (0.065 R)
• M11: 7,680,803 km (0.075 R)
• M12: 8,412,935 km (0.07 R)
• M13: 8,796,205 km (0.09 R)
• M14: 9,725,058 km (0.106 R)
• M15: 10,547,847 km (0.09 R)
• M16: 12,558,442 km (0.098 R)
• M17: 13,020,400 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.2

Radius: 8.4

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.92 AU - 2.02 AU

Year: 1844 Days

Day: 8.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,714,055 km

• M1: 104,419 km (0.054 R)
• M2: 404,961 km (0.108 R)
• M3: 668,553 km (0.114 R)
• M4: 946,655 km (0.037 R)
• M5: 1,252,134 km (0.108 R)
• M6: 1,623,885 km (0.046 R)
• M7: 2,216,741 km (0.09 R)
• M8: 2,993,154 km (0.093 R)
• M9: 3,754,458 km (0.081 R)
• M10: 4,410,744 km (0.114 R)
• M11: 4,681,067 km (0.058 R)
• M12: 5,163,969 km (0.092 R)
• M13: 6,650,972 km (0.042 R)
• M14: 7,091,687 km (0.059 R)
• M15: 9,319,499 km (0.097 R)
• M16: 10,336,016 km (0.05 R)
• M17: 10,666,029 km (0.045 R)
• M18: 11,424,640 km (0.073 R)
• M19: 12,629,501 km (0.114 R)
• M20: 13,134,244 km (0.12 R)
• M21: 16,850,704 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.9

Radius: 8.5

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.82 AU - 2.36 AU

Year: 2015 Days

Day: 5.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,714,055 km

• M1: 105,766 km (0.115 R)
• M2: 385,813 km (0.11 R)
• M3: 716,873 km (0.117 R)
• M4: 1,101,788 km (0.047 R)
• M5: 1,731,147 km (0.076 R)
• M6: 2,056,821 km (0.036 R)
• M7: 2,334,026 km (0.11 R)
• M8: 2,622,600 km (0.066 R)
• M9: 3,533,950 km (0.096 R)
• M10: 4,482,401 km (0.082 R)
• M11: 5,342,888 km (0.074 R)
• M12: 5,895,353 km (0.119 R)
• M13: 6,234,940 km (0.081 R)
• M14: 6,873,723 km (0.092 R)
• M15: 7,840,574 km (0.07 R)
• M16: 8,770,175 km (0.069 R)
• M17: 9,473,285 km (0.099 R)
• M18: 11,961,247 km (0.039 R)
• M19: 12,745,290 km (0.07 R)
• M20: 13,688,804 km (0.099 R)
• M21: 14,113,213 km (0.07 R)
• M22: 14,502,766 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.2

Radius: 13.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.19 AU - 2.95 AU

Year: 2747 Days

Day: 10.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,714,055 km

• M1: 170,841 km (0.075 R)
• M2: 597,643 km (0.034 R)
• M3: 1,236,277 km (0.115 R)
• M4: 1,811,630 km (0.078 R)
• M5: 2,602,405 km (0.079 R)
• M6: 3,679,060 km (0.103 R)
• M7: 4,128,004 km (0.07 R)
• M8: 4,992,829 km (0.095 R)
• M9: 5,814,420 km (0.085 R)
• M10: 6,699,292 km (0.085 R)
• M11: 7,135,070 km (0.103 R)
• M12: 10,262,414 km (0.099 R)
• M13: 11,195,157 km (0.115 R)
• M14: 12,259,097 km (0.098 R)
• M15: 13,672,348 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561

Radius: 8.8

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.9 AU - 3.26 AU

Year: 3605 Days

Day: 7.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,714,055 km

• M1: 115,340 km (0.097 R)
• M2: 689,796 km (0.101 R)
• M3: 1,053,917 km (0.069 R)
• M4: 1,513,182 km (0.059 R)
• M5: 2,021,965 km (0.039 R)
• M6: 2,353,025 km (0.086 R)
• M7: 2,752,601 km (0.104 R)
• M8: 3,343,213 km (0.12 R)
• M9: 4,339,834 km (0.115 R)
• M10: 4,634,991 km (0.084 R)
• M11: 4,919,227 km (0.057 R)
• M12: 5,444,764 km (0.042 R)
• M13: 5,761,612 km (0.073 R)
• M14: 6,317,219 km (0.082 R)
• M15: 6,877,613 km (0.096 R)
• M16: 7,665,096 km (0.109 R)
• M17: 9,306,484 km (0.067 R)
• M18: 10,189,859 km (0.106 R)
• M19: 11,989,521 km (0.08 R)
• M20: 12,848,512 km (0.101 R)
• M21: 13,364,176 km (0.092 R)
• M22: 13,699,575 km (0.086 R)
• M23: 14,089,726 km (0.069 R)
• M24: 15,149,178 km (0.099 R)
• M25: 18,232,988 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 12,906 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit