🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.53 AU - 0.57 AU

Year: 154 Days

Day: 21.4 Hours

Environment

Temp: 141 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.06 AU - 1.08 AU

Year: 417 Days

Day: 43.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,158,212 km

• M1: 281,244 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1 AU - 1.16 AU

Year: 423 Days

Day: 34.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.8 AU - 4.22 AU

Year: 3025 Days

Day: 37.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,158,212 km

• M1: 97,837 km (0.112 R)
• M2: 2,724,476 km (0.102 R)

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 14

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.04 AU - 8.24 AU

Year: 6446 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,158,212 km

• M1: 174,132 km (0.088 R)
• M2: 629,657 km (0.097 R)
• M3: 2,128,628 km (0.084 R)
• M4: 2,669,724 km (0.111 R)
• M5: 5,791,083 km (0.032 R)
• M6: 6,823,159 km (0.103 R)
• M7: 9,602,239 km (0.09 R)
• M8: 12,631,895 km (0.079 R)
• M9: 18,432,851 km (0.032 R)
• M10: 20,212,468 km (0.09 R)
• M11: 25,372,098 km (0.096 R)
• M12: 26,500,216 km (0.098 R)
• M13: 28,117,069 km (0.083 R)
• M14: 31,546,750 km (0.119 R)
• M15: 35,997,736 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.1

Radius: 9.9

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.77 AU - 12.61 AU

Year: 12254 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,158,212 km

• M1: 123,269 km (0.088 R)
• M2: 536,608 km (0.097 R)
• M3: 905,965 km (0.089 R)
• M4: 1,461,870 km (0.078 R)
• M5: 1,996,234 km (0.086 R)
• M6: 2,368,583 km (0.111 R)
• M7: 2,809,448 km (0.053 R)
• M8: 3,912,882 km (0.086 R)
• M9: 5,890,566 km (0.105 R)
• M10: 6,307,794 km (0.104 R)
• M11: 8,039,689 km (0.11 R)
• M12: 8,411,439 km (0.07 R)
• M13: 10,776,881 km (0.083 R)
• M14: 11,576,930 km (0.086 R)
• M15: 12,725,543 km (0.091 R)
• M16: 13,489,090 km (0.104 R)
• M17: 14,486,160 km (0.099 R)
• M18: 18,245,106 km (0.083 R)
• M19: 19,133,418 km (0.036 R)
• M20: 20,996,510 km (0.097 R)
• M21: 23,256,934 km (0.117 R)
• M22: 24,981,797 km (0.115 R)
• M23: 26,482,862 km (0.111 R)
• M24: 32,269,158 km (0.083 R)
• M25: 35,023,105 km (0.095 R)
• M26: 38,845,630 km (0.036 R)
• M27: 45,087,601 km (0.097 R)
• M28: 45,525,923 km (0.103 R)
• M29: 49,600,820 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931

Radius: 13.6

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 10.02 AU - 12.64 AU

Year: 14367 Days

Day: 6.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,158,212 km

• M1: 169,195 km (0.067 R)
• M2: 692,638 km (0.032 R)
• M3: 1,124,826 km (0.112 R)
• M4: 1,602,343 km (0.103 R)
• M5: 2,358,111 km (0.105 R)
• M6: 2,914,167 km (0.108 R)
• M7: 3,612,639 km (0.119 R)
• M8: 4,550,019 km (0.099 R)
• M9: 5,493,234 km (0.112 R)
• M10: 6,905,587 km (0.114 R)
• M11: 7,487,822 km (0.112 R)
• M12: 12,138,970 km (0.109 R)
• M13: 16,162,853 km (0.089 R)
• M14: 21,000,549 km (0.07 R)
• M15: 22,321,797 km (0.114 R)
• M16: 24,714,765 km (0.111 R)
• M17: 28,052,742 km (0.109 R)
• M18: 32,293,393 km (0.094 R)
• M19: 34,052,066 km (0.102 R)
• M20: 39,287,243 km (0.089 R)
• M21: 41,582,075 km (0.108 R)
• M22: 46,595,099 km (0.119 R)
• M23: 47,069,923 km (0.095 R)
• M24: 49,986,932 km (0.055 R)
• M25: 60,956,196 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156

Radius: 6.7

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.59 AU - 18.73 AU

Year: 24473 Days

Day: 19 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,158,212 km

• M1: 144,811 km (0.109 R)
• M2: 476,918 km (0.099 R)
• M3: 854,353 km (0.114 R)
• M4: 1,187,059 km (0.085 R)
• M5: 1,404,724 km (0.071 R)
• M6: 2,008,052 km (0.104 R)
• M7: 2,243,818 km (0.059 R)
• M8: 3,609,049 km (0.083 R)
• M9: 4,332,654 km (0.036 R)
• M10: 4,635,290 km (0.072 R)
• M11: 5,771,486 km (0.114 R)
• M12: 6,677,899 km (0.084 R)
• M13: 8,769,876 km (0.094 R)
• M14: 19,646,838 km (0.09 R)
• M15: 50,497,210 km (0.082 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 16,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit