🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.76 AU - 0.86 AU

Year: 278 Days

Day: 17.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.97 AU - 1.27 AU

Year: 451 Days

Day: 39.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,854,538 km

• M1: 575,653 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.1 AU - 1.38 AU

Year: 526 Days

Day: 42.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.87 AU - 2.41 AU

Year: 1192 Days

Day: 21.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.33 AU - 2.77 AU

Year: 1551 Days

Day: 29 Hours

Environment

Temp: -100 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.2

Radius: 11

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.4 AU - 9.26 AU

Year: 9155 Days

Day: 5.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,854,538 km

• M1: 136,882 km (0.094 R)
• M2: 480,508 km (0.053 R)
• M3: 845,228 km (0.098 R)
• M4: 1,225,955 km (0.059 R)
• M5: 1,922,482 km (0.118 R)
• M6: 2,564,108 km (0.068 R)
• M7: 3,476,505 km (0.084 R)
• M8: 4,120,374 km (0.114 R)
• M9: 4,511,573 km (0.087 R)
• M10: 6,331,730 km (0.097 R)
• M11: 6,712,307 km (0.045 R)
• M12: 7,108,143 km (0.072 R)
• M13: 8,227,284 km (0.115 R)
• M14: 9,283,146 km (0.036 R)
• M15: 9,958,730 km (0.116 R)
• M16: 10,812,336 km (0.03 R)
• M17: 11,921,155 km (0.086 R)
• M18: 12,719,559 km (0.108 R)
• M19: 13,327,375 km (0.099 R)
• M20: 14,601,201 km (0.089 R)
• M21: 19,051,438 km (0.078 R)
• M22: 20,365,506 km (0.097 R)
• M23: 23,254,989 km (0.118 R)
• M24: 25,702,859 km (0.115 R)
• M25: 26,229,892 km (0.033 R)
• M26: 27,214,994 km (0.088 R)
• M27: 30,513,777 km (0.104 R)
• M28: 33,130,543 km (0.084 R)
• M29: 34,175,634 km (0.078 R)
• M30: 36,552,145 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 14.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.17 AU - 11.95 AU

Year: 13067 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,854,538 km

• M1: 204,351 km (0.09 R)
• M2: 3,630,740 km (0.067 R)
• M3: 4,858,041 km (0.1 R)
• M4: 6,503,169 km (0.096 R)
• M5: 7,410,480 km (0.111 R)
• M6: 10,102,643 km (0.105 R)
• M7: 13,199,918 km (0.118 R)
• M8: 14,047,090 km (0.095 R)
• M9: 15,995,004 km (0.076 R)
• M10: 17,338,842 km (0.032 R)
• M11: 18,355,360 km (0.062 R)
• M12: 22,638,646 km (0.073 R)
• M13: 26,006,393 km (0.037 R)
• M14: 30,472,637 km (0.113 R)
• M15: 34,687,857 km (0.083 R)
• M16: 37,834,199 km (0.088 R)
• M17: 41,994,067 km (0.088 R)
• M18: 45,417,166 km (0.085 R)
• M19: 50,736,567 km (0.108 R)
• M20: 52,168,667 km (0.108 R)
• M21: 53,301,123 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322

Radius: 13.8

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.23 AU - 11.51 AU

Year: 13647 Days

Day: 5.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,854,538 km

• M1: 171,738 km (0.107 R)
• M2: 876,943 km (0.116 R)
• M3: 1,344,436 km (0.104 R)
• M4: 2,698,147 km (0.051 R)
• M5: 3,413,225 km (0.03 R)
• M6: 4,170,190 km (0.061 R)
• M7: 4,854,301 km (0.117 R)
• M8: 5,287,238 km (0.106 R)
• M9: 6,054,974 km (0.066 R)
• M10: 6,595,022 km (0.106 R)
• M11: 7,405,095 km (0.11 R)
• M12: 8,454,972 km (0.117 R)
• M13: 9,038,853 km (0.08 R)
• M14: 9,891,860 km (0.086 R)
• M15: 10,439,089 km (0.091 R)
• M16: 11,217,896 km (0.037 R)
• M17: 12,429,937 km (0.106 R)
• M18: 13,365,074 km (0.03 R)
• M19: 14,158,840 km (0.034 R)
• M20: 17,010,475 km (0.104 R)
• M21: 19,832,190 km (0.078 R)
• M22: 20,704,046 km (0.12 R)
• M23: 22,185,813 km (0.108 R)
• M24: 29,533,612 km (0.082 R)
• M25: 30,670,855 km (0.066 R)
• M26: 37,752,967 km (0.076 R)
• M27: 39,462,871 km (0.08 R)
• M28: 41,607,805 km (0.095 R)
• M29: 44,632,226 km (0.027 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: 535 - 14,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit