🌌 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: 795

Radius: 8.6

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.51 AU - 0.53 AU

Year: 264 Days

Day: 13.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,493,399 km

• M1: 106,962 km (0.103 R)
• M2: 394,041 km (0.086 R)
• M3: 674,387 km (0.114 R)
• M4: 1,105,079 km (0.057 R)
• M5: 1,404,874 km (0.049 R)
• M6: 1,759,421 km (0.087 R)
• M7: 2,328,042 km (0.046 R)
• M8: 2,697,100 km (0.108 R)
• M9: 3,064,213 km (0.116 R)
• M10: 3,431,775 km (0.063 R)
• M11: 4,205,346 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 13.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.61 AU - 0.67 AU

Year: 360 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,493,399 km

• M1: 167,998 km (0.084 R)
• M2: 603,478 km (0.111 R)
• M3: 1,064,838 km (0.093 R)
• M4: 1,485,357 km (0.082 R)
• M5: 1,935,048 km (0.064 R)
• M6: 2,467,916 km (0.104 R)
• M7: 3,510,613 km (0.109 R)
• M8: 5,004,946 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.9

Radius: 9.2

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.8 AU - 1.06 AU

Year: 630 Days

Day: 14.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,493,399 km

• M1: 114,742 km (0.032 R)
• M2: 431,291 km (0.11 R)
• M3: 731,234 km (0.083 R)
• M4: 1,070,074 km (0.108 R)
• M5: 1,472,492 km (0.093 R)
• M6: 2,337,616 km (0.059 R)
• M7: 3,573,295 km (0.078 R)
• M8: 4,202,354 km (0.11 R)
• M9: 4,513,218 km (0.118 R)
• M10: 4,919,526 km (0.106 R)
• M11: 5,574,765 km (0.095 R)
• M12: 6,024,456 km (0.113 R)
• M13: 6,382,444 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640

Radius: 9.6

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.98 AU - 1.22 AU

Year: 811 Days

Day: 12.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 107.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,493,399 km

• M1: 119,379 km (0.053 R)
• M2: 503,546 km (0.068 R)
• M3: 967,749 km (0.101 R)
• M4: 1,337,106 km (0.06 R)
• M5: 1,723,218 km (0.09 R)
• M6: 2,163,335 km (0.09 R)
• M7: 2,586,547 km (0.066 R)
• M8: 3,013,948 km (0.094 R)
• M9: 3,642,858 km (0.069 R)
• M10: 4,340,582 km (0.095 R)
• M11: 5,608,424 km (0.048 R)
• M12: 6,162,834 km (0.091 R)
• M13: 6,818,970 km (0.111 R)
• M14: 7,520,734 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.6

Radius: 11.6

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.64 AU - 1.94 AU

Year: 1683 Days

Day: 5.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,493,399 km

• M1: 144,212 km (0.117 R)
• M2: 518,506 km (0.096 R)
• M3: 943,813 km (0.094 R)
• M4: 1,334,563 km (0.113 R)
• M5: 1,724,115 km (0.101 R)
• M6: 2,158,099 km (0.117 R)
• M7: 2,702,635 km (0.12 R)
• M8: 3,152,476 km (0.117 R)
• M9: 3,560,130 km (0.117 R)
• M10: 4,187,095 km (0.116 R)
• M11: 4,886,315 km (0.088 R)
• M12: 5,254,476 km (0.107 R)
• M13: 6,517,979 km (0.084 R)
• M14: 7,610,492 km (0.095 R)
• M15: 8,541,590 km (0.101 R)
• M16: 9,020,602 km (0.026 R)
• M17: 10,921,093 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.9

Radius: 11.3

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.03 AU - 4.85 AU

Year: 5497 Days

Day: 8.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,493,399 km

• M1: 141,220 km (0.116 R)
• M2: 542,292 km (0.037 R)
• M3: 1,473,240 km (0.12 R)
• M4: 1,888,224 km (0.036 R)
• M5: 2,685,880 km (0.102 R)
• M6: 3,354,283 km (0.041 R)
• M7: 6,132,166 km (0.105 R)
• M8: 7,469,122 km (0.119 R)
• M9: 8,553,707 km (0.102 R)
• M10: 9,570,374 km (0.119 R)
• M11: 11,504,974 km (0.092 R)
• M12: 12,137,922 km (0.103 R)
• M13: 13,903,626 km (0.104 R)
• M14: 14,566,045 km (0.11 R)
• M15: 16,679,564 km (0.12 R)
• M16: 17,050,866 km (0.102 R)
• M17: 18,197,534 km (0.111 R)
• M18: 19,668,230 km (0.089 R)
• M19: 20,222,191 km (0.107 R)
• M20: 21,799,252 km (0.117 R)
• M21: 26,767,846 km (0.109 R)
• M22: 27,191,807 km (0.104 R)
• M23: 29,469,285 km (0.096 R)
• M24: 29,830,563 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 18,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit