🌌 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: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 10

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.42 AU - 0.62 AU

Year: 259 Days

Day: 11 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,847,052 km

• M1: 124,316 km (0.074 R)
• M2: 481,855 km (0.12 R)
• M3: 1,062,444 km (0.095 R)
• M4: 1,456,335 km (0.072 R)
• M5: 1,969,755 km (0.12 R)
• M6: 2,405,235 km (0.104 R)
• M7: 2,884,546 km (0.091 R)
• M8: 3,516,148 km (0.111 R)
• M9: 4,340,582 km (0.093 R)
• M10: 4,715,474 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.8

Radius: 11.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.56 AU - 0.62 AU

Year: 313 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 14,847,052 km

• M1: 143,016 km (0.101 R)
• M2: 631,752 km (0.11 R)
• M3: 1,098,796 km (0.104 R)
• M4: 1,537,118 km (0.098 R)
• M5: 2,907,883 km (0.067 R)
• M6: 3,321,970 km (0.099 R)
• M7: 4,100,627 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.1

Radius: 11.6

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.6 AU - 0.8 AU

Year: 404 Days

Day: 11.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,847,052 km

• M1: 144,212 km (0.063 R)
• M2: 666,309 km (0.101 R)
• M3: 1,141,581 km (0.113 R)
• M4: 1,547,889 km (0.115 R)
• M5: 1,972,149 km (0.12 R)
• M6: 2,567,698 km (0.045 R)
• M7: 3,104,156 km (0.105 R)
• M8: 3,702,099 km (0.113 R)
• M9: 4,613,150 km (0.107 R)
• M10: 5,023,048 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.5

Radius: 8.4

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.81 AU - 0.89 AU

Year: 541 Days

Day: 13.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,847,052 km

• M1: 104,419 km (0.089 R)
• M2: 427,551 km (0.048 R)
• M3: 748,737 km (0.072 R)
• M4: 1,058,704 km (0.109 R)
• M5: 1,593,217 km (0.064 R)
• M6: 2,005,808 km (0.1 R)
• M7: 2,316,074 km (0.102 R)
• M8: 2,587,445 km (0.054 R)
• M9: 2,934,661 km (0.101 R)
• M10: 3,421,602 km (0.078 R)
• M11: 3,697,461 km (0.119 R)
• M12: 4,001,893 km (0.057 R)
• M13: 4,453,379 km (0.11 R)
• M14: 4,783,093 km (0.09 R)
• M15: 5,391,208 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.4

Radius: 10.7

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.22 AU - 1.58 AU

Year: 1143 Days

Day: 9.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 14,847,052 km

• M1: 139,126 km (0.045 R)
• M2: 473,178 km (0.102 R)
• M3: 975,977 km (0.085 R)
• M4: 1,378,395 km (0.083 R)
• M5: 1,857,557 km (0.065 R)
• M6: 2,498,584 km (0.079 R)
• M7: 3,794,101 km (0.044 R)
• M8: 4,328,315 km (0.096 R)
• M9: 4,744,796 km (0.059 R)
• M10: 5,205,707 km (0.1 R)
• M11: 7,400,307 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.6

Radius: 10.2

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.66 AU - 2.66 AU

Year: 2191 Days

Day: 6.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 63.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 14,847,052 km

• M1: 127,158 km (0.058 R)
• M2: 495,169 km (0.039 R)
• M3: 886,667 km (0.053 R)
• M4: 1,284,597 km (0.093 R)
• M5: 1,858,305 km (0.095 R)
• M6: 2,330,436 km (0.106 R)
• M7: 3,122,108 km (0.078 R)
• M8: 5,231,737 km (0.116 R)
• M9: 5,842,694 km (0.061 R)
• M10: 6,947,026 km (0.113 R)
• M11: 8,026,823 km (0.091 R)
• M12: 8,706,446 km (0.045 R)
• M13: 9,887,522 km (0.103 R)
• M14: 11,854,734 km (0.076 R)
• M15: 12,522,389 km (0.092 R)
• M16: 13,127,064 km (0.096 R)
• M17: 15,154,414 km (0.118 R)
• M18: 15,940,850 km (0.081 R)
• M19: 16,599,679 km (0.051 R)
• M20: 17,329,417 km (0.086 R)
• M21: 17,648,659 km (0.114 R)
• M22: 18,629,872 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.6

Radius: 14.7

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.16 AU - 2.18 AU

Year: 2206 Days

Day: 12.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 14,847,052 km

• M1: 182,958 km (0.032 R)
• M2: 796,160 km (0.098 R)
• M3: 1,303,596 km (0.107 R)
• M4: 2,023,012 km (0.107 R)
• M5: 2,539,274 km (0.086 R)
• M6: 2,998,689 km (0.033 R)
• M7: 3,643,755 km (0.066 R)
• M8: 4,589,513 km (0.106 R)
• M9: 5,131,506 km (0.084 R)
• M10: 5,738,574 km (0.102 R)
• M11: 7,442,045 km (0.104 R)
• M12: 10,616,961 km (0.117 R)
• M13: 12,851,205 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.5

Radius: 8.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.37 AU - 3.73 AU

Year: 4617 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 14,847,052 km

• M1: 100,829 km (0.059 R)
• M2: 835,654 km (0.038 R)
• M3: 1,480,570 km (0.1 R)
• M4: 4,113,193 km (0.1 R)
• M5: 4,555,704 km (0.064 R)
• M6: 5,604,834 km (0.073 R)
• M7: 6,222,823 km (0.117 R)
• M8: 13,684,615 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit