🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.42 AU - 0.62 AU

Year: 141 Days

Day: 17.5 Hours

Environment

Temp: 203 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.55 AU - 0.69 AU

Year: 183 Days

Day: 28.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.06 AU - 1.26 AU

Year: 468 Days

Day: 33.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.11 AU - 1.55 AU

Year: 575 Days

Day: 12.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.08 AU - 2.52 AU

Year: 1307 Days

Day: 30 Hours

Environment

Temp: -86 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.8

Radius: 14.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.59 AU - 5.03 AU

Year: 3953 Days

Day: 5.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,017,275 km

• M1: 180,415 km (0.065 R)
• M2: 848,818 km (0.088 R)
• M3: 1,305,391 km (0.105 R)
• M4: 2,214,796 km (0.068 R)
• M5: 2,829,644 km (0.106 R)
• M6: 3,414,272 km (0.118 R)
• M7: 3,966,438 km (0.115 R)
• M8: 5,252,082 km (0.087 R)
• M9: 5,991,844 km (0.104 R)
• M10: 6,996,842 km (0.111 R)
• M11: 7,610,044 km (0.111 R)
• M12: 8,944,457 km (0.106 R)
• M13: 9,422,422 km (0.039 R)
• M14: 9,875,404 km (0.082 R)
• M15: 10,648,376 km (0.106 R)
• M16: 11,369,139 km (0.099 R)
• M17: 12,658,822 km (0.091 R)
• M18: 13,832,866 km (0.097 R)
• M19: 14,473,444 km (0.046 R)
• M20: 14,966,968 km (0.099 R)
• M21: 16,693,626 km (0.11 R)
• M22: 18,807,295 km (0.116 R)
• M23: 19,461,486 km (0.075 R)
• M24: 19,928,531 km (0.115 R)
• M25: 21,445,154 km (0.064 R)
• M26: 23,862,805 km (0.097 R)
• M27: 24,552,451 km (0.117 R)
• M28: 25,019,645 km (0.092 R)
• M29: 26,052,320 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.1

Radius: 14.7

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.25 AU - 7.89 AU

Year: 7045 Days

Day: 9.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,017,275 km

• M1: 182,809 km (0.104 R)
• M2: 647,460 km (0.12 R)
• M3: 1,438,533 km (0.1 R)
• M4: 2,472,404 km (0.101 R)
• M5: 3,745,033 km (0.099 R)
• M6: 5,848,230 km (0.106 R)
• M7: 6,327,541 km (0.078 R)
• M8: 9,202,812 km (0.115 R)
• M9: 11,207,573 km (0.044 R)
• M10: 12,638,477 km (0.109 R)
• M11: 15,156,957 km (0.089 R)
• M12: 16,117,824 km (0.1 R)
• M13: 16,639,771 km (0.064 R)
• M14: 19,187,273 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506

Radius: 5.5

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.73 AU - 15.49 AU

Year: 16780 Days

Day: 24 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,017,275 km

• M1: 76,445 km (0.109 R)
• M2: 278,850 km (0.042 R)
• M3: 455,376 km (0.033 R)
• M4: 1,105,827 km (0.094 R)
• M5: 1,284,747 km (0.109 R)
• M6: 1,543,700 km (0.085 R)
• M7: 1,960,630 km (0.096 R)
• M8: 2,666,432 km (0.052 R)
• M9: 5,310,276 km (0.077 R)
• M10: 6,495,240 km (0.035 R)
• M11: 7,800,183 km (0.043 R)
• M12: 9,167,507 km (0.072 R)
• M13: 10,975,098 km (0.098 R)
• M14: 12,556,946 km (0.085 R)
• M15: 14,493,939 km (0.059 R)
• M16: 14,775,931 km (0.054 R)
• M17: 17,321,937 km (0.072 R)
• M18: 17,961,020 km (0.091 R)
• M19: 26,371,711 km (0.108 R)
• M20: 30,546,539 km (0.027 R)
• M21: 32,548,906 km (0.108 R)
• M22: 34,014,068 km (0.083 R)
• M23: 34,888,617 km (0.07 R)
• M24: 38,537,459 km (0.045 R)
• M25: 39,078,554 km (0.118 R)
• M26: 44,327,046 km (0.08 R)
• M27: 47,971,250 km (0.083 R)
• M28: 48,283,610 km (0.095 R)
• M29: 49,387,792 km (0.066 R)
• M30: 50,508,579 km (0.113 R)
• M31: 50,994,174 km (0.098 R)
• M32: 57,592,039 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.8

Radius: 6.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.79 AU - 17.09 AU

Year: 23848 Days

Day: 17.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,017,275 km

• M1: 83,027 km (0.109 R)
• M2: 362,775 km (0.102 R)
• M3: 855,849 km (0.098 R)
• M4: 1,390,213 km (0.101 R)
• M5: 5,769,092 km (0.114 R)
• M6: 7,163,195 km (0.045 R)
• M7: 8,312,854 km (0.091 R)
• M8: 9,778,914 km (0.079 R)
• M9: 10,132,413 km (0.112 R)
• M10: 11,520,382 km (0.116 R)
• M11: 15,333,483 km (0.065 R)
• M12: 18,730,252 km (0.067 R)
• M13: 27,162,186 km (0.085 R)
• M14: 27,559,967 km (0.112 R)
• M15: 29,293,806 km (0.082 R)
• M16: 36,594,781 km (0.042 R)
• M17: 38,311,715 km (0.117 R)
• M18: 39,063,744 km (0.05 R)
• M19: 41,773,410 km (0.092 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 12,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit