🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.54 AU - 0.74 AU

Year: 187 Days

Day: 41.8 Hours

Environment

Temp: 153 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.6 AU - 0.7 AU

Year: 191 Days

Day: 17.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.76 AU - 0.78 AU

Year: 247 Days

Day: 19.8 Hours

Environment

Temp: 112 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.25 AU - 1.59 AU

Year: 618 Days

Day: 18.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 56.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,133,780 km

• M1: 355,295 km (0.062 R)

Asteroid Belt

Center: 3.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 9.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.91 AU - 6.49 AU

Year: 4331 Days

Day: 14 Hours

Environment

Temp: -140 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,133,780 km

• M1: 121,473 km (0.069 R)
• M2: 424,260 km (0.087 R)
• M3: 749,186 km (0.114 R)
• M4: 1,405,173 km (0.107 R)
• M5: 1,916,947 km (0.091 R)
• M6: 2,303,059 km (0.095 R)
• M7: 3,296,688 km (0.112 R)
• M8: 3,679,060 km (0.068 R)
• M9: 4,453,828 km (0.056 R)
• M10: 7,104,702 km (0.087 R)
• M11: 8,362,671 km (0.109 R)
• M12: 9,662,975 km (0.118 R)
• M13: 10,378,951 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 10.3

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.33 AU - 7.41 AU

Year: 5872 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,133,780 km

• M1: 158,723 km (0.1 R)
• M2: 527,781 km (0.084 R)
• M3: 981,362 km (0.103 R)
• M4: 1,821,354 km (0.117 R)
• M5: 2,588,342 km (0.116 R)
• M6: 3,104,754 km (0.092 R)
• M7: 3,868,751 km (0.104 R)
• M8: 5,159,631 km (0.069 R)
• M9: 6,293,882 km (0.115 R)
• M10: 7,371,734 km (0.048 R)
• M11: 10,020,813 km (0.061 R)
• M12: 11,874,032 km (0.062 R)
• M13: 14,110,071 km (0.1 R)
• M14: 14,442,926 km (0.058 R)
• M15: 15,590,641 km (0.114 R)
• M16: 16,247,376 km (0.115 R)
• M17: 17,488,290 km (0.052 R)
• M18: 18,592,023 km (0.068 R)
• M19: 19,059,666 km (0.111 R)
• M20: 20,158,163 km (0.116 R)
• M21: 20,723,045 km (0.09 R)
• M22: 21,081,482 km (0.12 R)
• M23: 24,099,170 km (0.098 R)
• M24: 25,546,679 km (0.084 R)
• M25: 26,041,848 km (0.039 R)
• M26: 26,627,673 km (0.095 R)
• M27: 31,257,727 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.2

Radius: 12.6

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.6 AU - 7.86 AU

Year: 7101 Days

Day: 7.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,133,780 km

• M1: 156,629 km (0.08 R)
• M2: 591,510 km (0.105 R)
• M3: 1,058,555 km (0.094 R)
• M4: 1,458,579 km (0.112 R)
• M5: 2,699,344 km (0.091 R)
• M6: 5,786,446 km (0.064 R)
• M7: 6,546,253 km (0.047 R)
• M8: 7,066,704 km (0.119 R)
• M9: 8,603,822 km (0.118 R)
• M10: 14,114,260 km (0.054 R)
• M11: 15,891,782 km (0.072 R)
• M12: 18,127,821 km (0.05 R)
• M13: 21,402,070 km (0.089 R)
• M14: 25,525,436 km (0.047 R)
• M15: 27,731,406 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.6

Radius: 11.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.92 AU - 9.22 AU

Year: 8373 Days

Day: 14.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,133,780 km

• M1: 147,354 km (0.119 R)
• M2: 628,760 km (0.087 R)
• M3: 1,017,864 km (0.118 R)
• M4: 1,508,096 km (0.119 R)
• M5: 2,030,641 km (0.106 R)
• M6: 3,032,498 km (0.115 R)
• M7: 3,504,181 km (0.101 R)
• M8: 5,487,250 km (0.101 R)
• M9: 8,164,154 km (0.096 R)
• M10: 8,818,794 km (0.111 R)
• M11: 10,357,409 km (0.031 R)
• M12: 12,021,984 km (0.044 R)
• M13: 13,656,790 km (0.051 R)
• M14: 17,480,960 km (0.114 R)
• M15: 21,283,139 km (0.03 R)
• M16: 24,399,263 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.7

Radius: 10.9

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.73 AU - 13.03 AU

Year: 13108 Days

Day: 14.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,133,780 km

• M1: 135,536 km (0.067 R)
• M2: 619,934 km (0.116 R)
• M3: 1,403,378 km (0.047 R)
• M4: 1,964,818 km (0.108 R)
• M5: 3,036,238 km (0.113 R)
• M6: 3,513,306 km (0.119 R)
• M7: 4,307,371 km (0.056 R)
• M8: 5,217,076 km (0.078 R)
• M9: 6,857,118 km (0.108 R)
• M10: 7,592,092 km (0.111 R)
• M11: 8,378,827 km (0.102 R)
• M12: 9,270,281 km (0.109 R)
• M13: 9,898,742 km (0.112 R)
• M14: 13,809,230 km (0.082 R)
• M15: 16,366,905 km (0.11 R)
• M16: 16,898,725 km (0.027 R)
• M17: 17,520,454 km (0.082 R)
• M18: 19,141,646 km (0.115 R)
• M19: 19,731,959 km (0.1 R)
• M20: 30,221,911 km (0.114 R)
• M21: 32,191,068 km (0.104 R)
• M22: 33,146,699 km (0.104 R)
• M23: 35,872,223 km (0.098 R)
• M24: 36,511,904 km (0.102 R)
• M25: 38,078,044 km (0.095 R)
• M26: 48,117,706 km (0.114 R)
• M27: 56,624,739 km (0.08 R)
• M28: 59,075,302 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.1

Radius: 5

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.73 AU - 17.17 AU

Year: 24369 Days

Day: 17.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,133,780 km

• M1: 85,570 km (0.111 R)
• M2: 245,640 km (0.092 R)
• M3: 423,960 km (0.116 R)
• M4: 604,076 km (0.099 R)
• M5: 877,092 km (0.026 R)
• M6: 1,187,059 km (0.119 R)
• M7: 2,115,912 km (0.106 R)
• M8: 3,628,945 km (0.105 R)
• M9: 5,386,421 km (0.075 R)
• M10: 5,685,467 km (0.047 R)
• M11: 8,214,120 km (0.117 R)
• M12: 10,369,526 km (0.093 R)
• M13: 14,351,821 km (0.043 R)
• M14: 17,378,635 km (0.059 R)
• M15: 18,296,867 km (0.086 R)
• M16: 19,315,927 km (0.107 R)
• M17: 24,984,041 km (0.083 R)
• M18: 27,094,867 km (0.066 R)
• M19: 31,475,691 km (0.047 R)
• M20: 31,764,116 km (0.103 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 11,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit