🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.57 AU - 0.77 AU

Year: 354 Days

Day: 27.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.9

Radius: 8.1

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.67 AU - 0.71 AU

Year: 370 Days

Day: 5.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,264,907 km

• M1: 100,679 km (0.1 R)
• M2: 411,095 km (0.106 R)
• M3: 686,654 km (0.101 R)
• M4: 1,095,206 km (0.12 R)
• M5: 1,430,305 km (0.086 R)
• M6: 2,027,500 km (0.105 R)
• M7: 2,370,528 km (0.055 R)
• M8: 2,800,323 km (0.119 R)
• M9: 3,090,692 km (0.061 R)
• M10: 3,662,305 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.1

Radius: 13.3

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.74 AU - 0.74 AU

Year: 411 Days

Day: 9.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,264,907 km

• M1: 165,904 km (0.082 R)
• M2: 579,692 km (0.084 R)
• M3: 1,052,720 km (0.106 R)
• M4: 1,488,200 km (0.085 R)
• M5: 2,134,163 km (0.104 R)
• M6: 2,574,280 km (0.084 R)
• M7: 3,138,863 km (0.106 R)
• M8: 3,797,392 km (0.115 R)
• M9: 4,437,821 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 11.7

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.25 AU - 1.59 AU

Year: 1093 Days

Day: 7.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,264,907 km

• M1: 145,559 km (0.035 R)
• M2: 650,601 km (0.084 R)
• M3: 1,674,898 km (0.104 R)
• M4: 2,135,061 km (0.1 R)
• M5: 2,528,802 km (0.113 R)
• M6: 2,916,560 km (0.108 R)
• M7: 3,434,917 km (0.048 R)
• M8: 3,847,059 km (0.12 R)
• M9: 4,221,502 km (0.084 R)
• M10: 4,676,579 km (0.113 R)
• M11: 5,104,130 km (0.112 R)
• M12: 5,816,515 km (0.034 R)
• M13: 6,242,869 km (0.11 R)
• M14: 7,133,275 km (0.031 R)
• M15: 8,468,586 km (0.101 R)
• M16: 9,775,772 km (0.072 R)
• M17: 10,154,703 km (0.037 R)
• M18: 11,454,260 km (0.116 R)
• M19: 11,875,677 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.7

Radius: 8.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.23 AU - 1.69 AU

Year: 1139 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,264,907 km

• M1: 110,702 km (0.111 R)
• M2: 634,744 km (0.062 R)
• M3: 950,545 km (0.085 R)
• M4: 1,485,058 km (0.082 R)
• M5: 1,872,666 km (0.075 R)
• M6: 2,194,152 km (0.062 R)
• M7: 2,496,788 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 13.6

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.57 AU - 2.21 AU

Year: 1678 Days

Day: 14.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,264,907 km

• M1: 173,085 km (0.114 R)
• M2: 927,357 km (0.031 R)
• M3: 1,763,759 km (0.104 R)
• M4: 2,348,687 km (0.052 R)
• M5: 2,947,228 km (0.07 R)
• M6: 3,712,271 km (0.09 R)
• M7: 4,342,377 km (0.059 R)
• M8: 4,961,563 km (0.072 R)
• M9: 5,507,595 km (0.047 R)
• M10: 5,954,743 km (0.072 R)
• M11: 6,426,126 km (0.073 R)
• M12: 6,922,492 km (0.113 R)
• M13: 7,444,439 km (0.077 R)
• M14: 8,077,088 km (0.033 R)
• M15: 9,108,715 km (0.106 R)
• M16: 10,094,116 km (0.09 R)
• M17: 10,663,935 km (0.115 R)
• M18: 12,465,542 km (0.093 R)
• M19: 13,043,738 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 14.8

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.11 AU - 2.85 AU

Year: 2522 Days

Day: 8.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,264,907 km

• M1: 185,053 km (0.082 R)
• M2: 645,814 km (0.069 R)
• M3: 1,264,551 km (0.114 R)
• M4: 3,277,390 km (0.11 R)
• M5: 3,956,415 km (0.084 R)
• M6: 4,640,227 km (0.053 R)
• M7: 5,800,508 km (0.048 R)
• M8: 6,573,929 km (0.1 R)
• M9: 7,567,259 km (0.031 R)
• M10: 10,837,767 km (0.09 R)
• M11: 11,557,483 km (0.061 R)
• M12: 12,351,698 km (0.073 R)
• M13: 13,497,169 km (0.055 R)
• M14: 16,358,527 km (0.115 R)
• M15: 17,630,707 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 14.5

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.63 AU - 2.87 AU

Year: 2945 Days

Day: 7 Hours

Environment

Temp: -207 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,264,907 km

• M1: 180,265 km (0.089 R)
• M2: 670,946 km (0.037 R)
• M3: 1,271,731 km (0.072 R)
• M4: 1,927,269 km (0.108 R)
• M5: 3,172,522 km (0.072 R)
• M6: 3,995,011 km (0.074 R)
• M7: 4,706,499 km (0.113 R)
• M8: 6,405,781 km (0.108 R)
• M9: 8,276,801 km (0.118 R)
• M10: 9,075,205 km (0.07 R)
• M11: 9,578,602 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.7

Radius: 14.8

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.55 AU - 3.35 AU

Year: 3272 Days

Day: 10.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,264,907 km

• M1: 184,005 km (0.106 R)
• M2: 748,289 km (0.052 R)
• M3: 1,472,193 km (0.095 R)
• M4: 2,815,432 km (0.101 R)
• M5: 3,707,783 km (0.083 R)
• M6: 4,409,397 km (0.095 R)
• M7: 5,108,917 km (0.053 R)
• M8: 6,839,166 km (0.108 R)
• M9: 8,547,274 km (0.075 R)
• M10: 9,365,575 km (0.11 R)
• M11: 10,271,539 km (0.09 R)
• M12: 10,820,264 km (0.115 R)
• M13: 12,298,890 km (0.055 R)
• M14: 12,834,450 km (0.107 R)
• M15: 13,776,468 km (0.093 R)
• M16: 14,399,543 km (0.039 R)
• M17: 15,991,564 km (0.109 R)
• M18: 16,531,014 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.8

Radius: 3.9

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.77 AU - 8.87 AU

Year: 14120 Days

Day: 17 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,264,907 km

• M1: 52,509 km (0.112 R)
• M2: 368,160 km (0.119 R)
• M3: 583,432 km (0.114 R)
• M4: 905,516 km (0.109 R)
• M5: 1,617,751 km (0.114 R)
• M6: 3,371,038 km (0.093 R)
• M7: 4,825,579 km (0.075 R)
• M8: 8,894,641 km (0.043 R)
• M9: 13,553,866 km (0.11 R)
• M10: 14,611,972 km (0.104 R)
• M11: 18,535,176 km (0.045 R)
• M12: 21,119,779 km (0.102 R)
• M13: 23,188,418 km (0.115 R)
• M14: 26,180,824 km (0.068 R)
• M15: 32,402,151 km (0.062 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: 504 - 18,577 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit