🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.52 AU - 0.58 AU

Year: 173 Days

Day: 13.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.62 AU - 0.64 AU

Year: 212 Days

Day: 31.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.91 AU - 1.01 AU

Year: 399 Days

Day: 34.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.25 AU - 1.47 AU

Year: 673 Days

Day: 31.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.39 AU - 2.63 AU

Year: 1688 Days

Day: 39 Hours

Environment

Temp: -122 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.1

Radius: 13

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.99 AU - 4.05 AU

Year: 2804 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,301,181 km

• M1: 164,258 km (0.117 R)
• M2: 593,604 km (0.085 R)
• M3: 1,172,548 km (0.055 R)
• M4: 1,890,618 km (0.115 R)
• M5: 2,655,063 km (0.09 R)
• M6: 3,478,599 km (0.058 R)
• M7: 4,365,565 km (0.07 R)
• M8: 4,777,408 km (0.098 R)
• M9: 5,680,082 km (0.073 R)
• M10: 6,481,627 km (0.087 R)
• M11: 6,992,354 km (0.098 R)
• M12: 7,414,519 km (0.028 R)
• M13: 11,127,987 km (0.073 R)
• M14: 12,464,495 km (0.09 R)
• M15: 13,556,858 km (0.053 R)
• M16: 14,170,957 km (0.101 R)
• M17: 14,941,536 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.2

Radius: 13.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.71 AU - 4.71 AU

Year: 4340 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,301,181 km

• M1: 166,652 km (0.028 R)
• M2: 589,416 km (0.087 R)
• M3: 1,215,782 km (0.112 R)
• M4: 1,649,167 km (0.107 R)
• M5: 2,243,818 km (0.063 R)
• M6: 3,376,274 km (0.103 R)
• M7: 4,505,140 km (0.118 R)
• M8: 5,007,190 km (0.116 R)
• M9: 5,467,054 km (0.115 R)
• M10: 5,899,542 km (0.05 R)
• M11: 8,885,515 km (0.11 R)
• M12: 10,396,005 km (0.06 R)
• M13: 11,936,564 km (0.068 R)
• M14: 13,821,497 km (0.104 R)
• M15: 14,938,993 km (0.037 R)
• M16: 15,897,616 km (0.075 R)
• M17: 16,614,938 km (0.049 R)
• M18: 19,640,106 km (0.119 R)
• M19: 21,917,434 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.4

Radius: 12

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.07 AU - 7.45 AU

Year: 7463 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,301,181 km

• M1: 149,299 km (0.03 R)
• M2: 573,708 km (0.069 R)
• M3: 1,034,619 km (0.117 R)
• M4: 1,746,705 km (0.086 R)
• M5: 2,175,153 km (0.068 R)
• M6: 2,819,770 km (0.119 R)
• M7: 3,207,977 km (0.111 R)
• M8: 4,364,667 km (0.108 R)
• M9: 5,192,991 km (0.104 R)
• M10: 5,570,426 km (0.068 R)
• M11: 7,126,543 km (0.084 R)
• M12: 7,854,038 km (0.094 R)
• M13: 8,873,099 km (0.088 R)
• M14: 10,022,609 km (0.103 R)
• M15: 10,518,376 km (0.066 R)
• M16: 11,078,022 km (0.046 R)
• M17: 13,140,976 km (0.082 R)
• M18: 14,179,185 km (0.074 R)
• M19: 15,095,173 km (0.114 R)
• M20: 18,412,506 km (0.12 R)
• M21: 20,707,337 km (0.042 R)
• M22: 21,811,070 km (0.117 R)
• M23: 23,421,641 km (0.049 R)
• M24: 23,975,752 km (0.093 R)
• M25: 28,728,177 km (0.106 R)
• M26: 30,193,488 km (0.118 R)
• M27: 31,039,314 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.8

Radius: 9.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.84 AU - 8.96 AU

Year: 9428 Days

Day: 10.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,301,181 km

• M1: 123,119 km (0.091 R)
• M2: 828,174 km (0.119 R)
• M3: 1,174,044 km (0.107 R)
• M4: 2,502,473 km (0.054 R)
• M5: 3,540,084 km (0.071 R)
• M6: 5,538,412 km (0.112 R)
• M7: 7,129,685 km (0.11 R)
• M8: 8,403,212 km (0.086 R)
• M9: 9,138,485 km (0.097 R)
• M10: 10,153,058 km (0.106 R)
• M11: 12,459,408 km (0.118 R)
• M12: 13,357,594 km (0.116 R)
• M13: 15,663,346 km (0.097 R)
• M14: 16,115,281 km (0.111 R)
• M15: 17,181,016 km (0.108 R)
• M16: 20,430,282 km (0.076 R)
• M17: 22,158,736 km (0.11 R)
• M18: 22,483,214 km (0.109 R)
• M19: 23,812,839 km (0.118 R)
• M20: 25,814,908 km (0.105 R)
• M21: 27,272,290 km (0.074 R)
• M22: 28,115,873 km (0.031 R)
• M23: 33,015,951 km (0.098 R)
• M24: 35,279,965 km (0.116 R)
• M25: 38,573,811 km (0.079 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453

Radius: 11.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.83 AU - 10.57 AU

Year: 12827 Days

Day: 8.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,301,181 km

• M1: 143,016 km (0.11 R)
• M2: 554,260 km (0.074 R)
• M3: 1,470,248 km (0.098 R)
• M4: 2,714,603 km (0.087 R)
• M5: 3,081,567 km (0.117 R)
• M6: 3,631,189 km (0.107 R)
• M7: 3,997,106 km (0.058 R)
• M8: 4,834,854 km (0.102 R)
• M9: 5,478,274 km (0.117 R)
• M10: 5,855,859 km (0.085 R)
• M11: 8,637,931 km (0.082 R)
• M12: 9,734,333 km (0.106 R)
• M13: 10,290,538 km (0.077 R)
• M14: 13,333,957 km (0.063 R)
• M15: 18,187,062 km (0.08 R)
• M16: 23,292,089 km (0.067 R)
• M17: 25,596,196 km (0.061 R)
• M18: 26,754,532 km (0.106 R)
• M19: 28,250,959 km (0.071 R)
• M20: 29,383,415 km (0.117 R)
• M21: 35,503,614 km (0.085 R)
• M22: 36,822,020 km (0.114 R)
• M23: 44,455,550 km (0.033 R)
• M24: 45,846,063 km (0.08 R)
• M25: 49,006,766 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 11,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit