🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.7 AU - 0.9 AU

Year: 271 Days

Day: 43.1 Hours

Environment

Temp: 139 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,224,943 km

• M1: 44,281 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.48 AU - 1.52 AU

Year: 696 Days

Day: 35.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,224,943 km

• M1: 17,653 km (0.118 R)
• M2: 415,433 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.37 AU - 3.63 AU

Year: 2480 Days

Day: 12.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,224,943 km

• M1: 60,138 km (0.115 R)

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.98 AU - 4.08 AU

Year: 3064 Days

Day: 25.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,224,943 km

• M1: 193,131 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.9

Radius: 11.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.76 AU - 5.4 AU

Year: 3712 Days

Day: 8.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,224,943 km

• M1: 138,079 km (0.104 R)
• M2: 509,830 km (0.049 R)
• M3: 1,170,454 km (0.043 R)
• M4: 2,678,849 km (0.109 R)
• M5: 3,060,174 km (0.09 R)
• M6: 4,187,095 km (0.087 R)
• M7: 4,703,955 km (0.113 R)
• M8: 5,212,588 km (0.061 R)
• M9: 5,677,538 km (0.083 R)
• M10: 7,755,004 km (0.057 R)
• M11: 8,258,999 km (0.105 R)
• M12: 9,037,507 km (0.048 R)
• M13: 9,903,080 km (0.076 R)
• M14: 10,256,430 km (0.111 R)
• M15: 11,113,925 km (0.107 R)
• M16: 12,694,277 km (0.088 R)
• M17: 13,111,805 km (0.077 R)
• M18: 14,823,204 km (0.118 R)
• M19: 15,390,629 km (0.116 R)
• M20: 17,406,161 km (0.112 R)
• M21: 18,329,928 km (0.071 R)
• M22: 19,164,834 km (0.103 R)
• M23: 21,039,145 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.7

Radius: 14

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.78 AU - 7.56 AU

Year: 5805 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,224,943 km

• M1: 174,730 km (0.032 R)
• M2: 1,333,515 km (0.078 R)
• M3: 3,309,853 km (0.063 R)
• M4: 3,850,350 km (0.03 R)
• M5: 5,425,167 km (0.073 R)
• M6: 8,290,116 km (0.115 R)
• M7: 13,282,346 km (0.083 R)
• M8: 14,867,934 km (0.109 R)
• M9: 23,483,425 km (0.111 R)
• M10: 25,033,558 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 10.2

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.1 AU - 8.1 AU

Year: 7935 Days

Day: 11.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,224,943 km

• M1: 126,859 km (0.117 R)
• M2: 658,380 km (0.105 R)
• M3: 1,284,298 km (0.094 R)
• M4: 1,692,550 km (0.056 R)
• M5: 2,677,353 km (0.053 R)
• M6: 3,375,377 km (0.054 R)
• M7: 3,780,039 km (0.076 R)
• M8: 5,410,955 km (0.073 R)
• M9: 6,207,264 km (0.064 R)
• M10: 10,238,478 km (0.067 R)
• M11: 12,152,583 km (0.045 R)
• M12: 13,751,485 km (0.061 R)
• M13: 15,486,072 km (0.075 R)
• M14: 17,501,754 km (0.103 R)
• M15: 17,853,907 km (0.064 R)
• M16: 19,310,243 km (0.045 R)
• M17: 19,762,178 km (0.102 R)
• M18: 20,609,051 km (0.069 R)
• M19: 22,210,646 km (0.09 R)
• M20: 27,988,266 km (0.116 R)
• M21: 28,567,359 km (0.089 R)
• M22: 29,550,217 km (0.108 R)
• M23: 34,144,218 km (0.071 R)
• M24: 38,358,689 km (0.084 R)
• M25: 39,073,169 km (0.101 R)
• M26: 39,433,849 km (0.075 R)
• M27: 40,039,720 km (0.106 R)
• M28: 40,775,144 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.6

Radius: 7.8

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 11.05 AU - 18.41 AU

Year: 21412 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,224,943 km

• M1: 96,939 km (0.115 R)
• M2: 532,568 km (0.099 R)
• M3: 1,231,190 km (0.097 R)
• M4: 1,680,433 km (0.098 R)
• M5: 2,627,537 km (0.03 R)
• M6: 2,958,447 km (0.103 R)
• M7: 4,255,461 km (0.058 R)
• M8: 4,604,772 km (0.114 R)
• M9: 5,049,078 km (0.084 R)
• M10: 6,066,493 km (0.107 R)
• M11: 7,021,825 km (0.071 R)
• M12: 7,460,595 km (0.065 R)
• M13: 7,712,219 km (0.061 R)
• M14: 8,610,255 km (0.077 R)
• M15: 9,459,223 km (0.099 R)
• M16: 10,996,191 km (0.073 R)
• M17: 13,344,130 km (0.078 R)
• M18: 14,170,210 km (0.111 R)
• M19: 15,030,098 km (0.101 R)
• M20: 16,007,271 km (0.109 R)
• M21: 19,286,457 km (0.092 R)
• M22: 20,635,979 km (0.054 R)
• M23: 21,233,323 km (0.113 R)
• M24: 21,536,109 km (0.101 R)
• M25: 22,462,270 km (0.058 R)
• M26: 26,666,419 km (0.11 R)
• M27: 28,583,516 km (0.063 R)
• M28: 29,575,649 km (0.068 R)
• M29: 30,847,979 km (0.107 R)
• M30: 36,016,136 km (0.051 R)
• M31: 38,354,800 km (0.063 R)
• M32: 49,074,833 km (0.101 R)
• M33: 54,924,409 km (0.056 R)
• M34: 59,204,853 km (0.108 R)
• M35: 63,076,297 km (0.115 R)
• M36: 65,820,221 km (0.091 R)
• M37: 82,470,613 km (0.065 R)
• M38: 83,972,875 km (0.086 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 15,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit