🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.52 AU - 0.76 AU

Year: 326 Days

Day: 45.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,444,492 km

• M1: 29,770 km (0.037 R)

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.1

Radius: 13

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.06 AU - 1.66 AU

Year: 1008 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 105.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,444,492 km

• M1: 161,715 km (0.119 R)
• M2: 682,316 km (0.091 R)
• M3: 1,170,753 km (0.117 R)
• M4: 1,950,158 km (0.113 R)
• M5: 3,323,018 km (0.041 R)
• M6: 5,693,246 km (0.073 R)
• M7: 8,559,242 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537

Radius: 9.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.32 AU - 3.52 AU

Year: 4021 Days

Day: 10.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,444,492 km

• M1: 119,379 km (0.05 R)
• M2: 454,778 km (0.085 R)
• M3: 759,808 km (0.078 R)
• M4: 1,129,165 km (0.109 R)
• M5: 1,497,325 km (0.077 R)
• M6: 1,945,670 km (0.028 R)
• M7: 2,466,719 km (0.048 R)
• M8: 3,168,632 km (0.066 R)
• M9: 3,666,345 km (0.117 R)
• M10: 4,237,659 km (0.111 R)
• M11: 4,745,992 km (0.09 R)
• M12: 5,504,454 km (0.031 R)
• M13: 6,729,810 km (0.095 R)
• M14: 8,024,729 km (0.066 R)
• M15: 8,840,636 km (0.099 R)
• M16: 9,947,062 km (0.099 R)
• M17: 10,762,220 km (0.109 R)
• M18: 12,386,853 km (0.069 R)
• M19: 12,852,701 km (0.098 R)
• M20: 13,819,253 km (0.056 R)
• M21: 18,115,405 km (0.108 R)
• M22: 18,474,140 km (0.103 R)
• M23: 20,922,609 km (0.112 R)
• M24: 22,739,325 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.2

Radius: 13.8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.63 AU - 5.21 AU

Year: 6939 Days

Day: 13.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,444,492 km

• M1: 172,187 km (0.071 R)
• M2: 655,388 km (0.095 R)
• M3: 1,120,937 km (0.093 R)
• M4: 1,583,643 km (0.109 R)
• M5: 2,773,096 km (0.088 R)
• M6: 4,133,838 km (0.096 R)
• M7: 5,467,802 km (0.114 R)
• M8: 9,660,283 km (0.094 R)
• M9: 10,167,718 km (0.033 R)
• M10: 10,782,267 km (0.107 R)
• M11: 12,675,727 km (0.067 R)
• M12: 14,893,066 km (0.088 R)
• M13: 24,613,188 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 8

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.25 AU - 5.73 AU

Year: 7087 Days

Day: 6.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,444,492 km

• M1: 99,632 km (0.078 R)
• M2: 555,008 km (0.091 R)
• M3: 956,529 km (0.115 R)
• M4: 2,213,899 km (0.093 R)
• M5: 2,476,443 km (0.08 R)
• M6: 3,816,690 km (0.112 R)
• M7: 4,170,340 km (0.059 R)
• M8: 4,973,232 km (0.076 R)
• M9: 5,489,643 km (0.072 R)
• M10: 5,809,633 km (0.1 R)
• M11: 6,142,189 km (0.069 R)
• M12: 6,417,449 km (0.088 R)
• M13: 6,700,788 km (0.092 R)
• M14: 8,245,386 km (0.053 R)
• M15: 8,495,962 km (0.056 R)
• M16: 10,013,782 km (0.067 R)
• M17: 10,299,365 km (0.106 R)
• M18: 11,137,861 km (0.092 R)
• M19: 11,496,148 km (0.087 R)
• M20: 11,862,064 km (0.088 R)
• M21: 12,617,234 km (0.113 R)
• M22: 13,232,829 km (0.097 R)
• M23: 14,283,006 km (0.114 R)
• M24: 16,814,053 km (0.096 R)
• M25: 23,321,859 km (0.105 R)
• M26: 23,908,732 km (0.067 R)
• M27: 25,199,313 km (0.089 R)
• M28: 25,995,472 km (0.117 R)
• M29: 26,354,806 km (0.051 R)
• M30: 27,918,703 km (0.049 R)
• M31: 28,771,111 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.8

Radius: 5.8

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.52 AU - 6.92 AU

Year: 9863 Days

Day: 15.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,444,492 km

• M1: 78,240 km (0.057 R)
• M2: 347,217 km (0.03 R)
• M3: 690,693 km (0.1 R)
• M4: 1,116,748 km (0.111 R)
• M5: 1,559,558 km (0.102 R)
• M6: 1,828,535 km (0.11 R)
• M7: 2,408,077 km (0.097 R)
• M8: 3,441,948 km (0.075 R)
• M9: 5,428,159 km (0.069 R)
• M10: 6,112,419 km (0.116 R)
• M11: 6,308,692 km (0.055 R)
• M12: 7,651,033 km (0.061 R)
• M13: 8,550,266 km (0.117 R)
• M14: 10,278,571 km (0.119 R)
• M15: 10,463,324 km (0.11 R)
• M16: 10,744,568 km (0.097 R)
• M17: 11,079,069 km (0.051 R)
• M18: 11,371,233 km (0.12 R)
• M19: 12,227,083 km (0.076 R)
• M20: 12,591,802 km (0.108 R)
• M21: 14,123,086 km (0.104 R)
• M22: 14,874,666 km (0.116 R)
• M23: 18,623,140 km (0.073 R)
• M24: 20,240,592 km (0.05 R)
• M25: 20,677,418 km (0.116 R)
• M26: 26,162,573 km (0.12 R)
• M27: 28,276,990 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.3

Radius: 4.7

Gravity: 15.68 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.22 AU - 11.64 AU

Year: 21417 Days

Day: 16.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,444,492 km

• M1: 82,129 km (0.054 R)
• M2: 369,806 km (0.093 R)
• M3: 528,380 km (0.073 R)
• M4: 1,348,176 km (0.081 R)
• M5: 4,024,632 km (0.12 R)
• M6: 5,569,080 km (0.063 R)
• M7: 7,561,574 km (0.086 R)
• M8: 8,516,158 km (0.065 R)
• M9: 13,076,649 km (0.117 R)
• M10: 13,276,213 km (0.099 R)
• M11: 15,533,495 km (0.105 R)
• M12: 16,674,777 km (0.091 R)
• M13: 16,909,496 km (0.119 R)
• M14: 17,708,050 km (0.05 R)
• M15: 19,037,376 km (0.071 R)
• M16: 29,563,681 km (0.101 R)
• M17: 31,667,625 km (0.109 R)
• M18: 33,001,290 km (0.047 R)
• M19: 33,994,471 km (0.084 R)
• M20: 35,007,547 km (0.116 R)
• M21: 38,031,519 km (0.062 R)
• M22: 38,302,440 km (0.079 R)
• M23: 39,260,764 km (0.075 R)
• M24: 41,654,630 km (0.119 R)
• M25: 56,138,396 km (0.034 R)
• M26: 58,267,772 km (0.027 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: 311 - 13,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit