🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.66 AU - 2.04 AU

Year: 910 Days

Day: 15.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.2 AU - 3.6 AU

Year: 1786 Days

Day: 18.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,916,455 km

• M1: 34,557 km (0.076 R)
• M2: 105,466 km (0.118 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.13 AU - 5.17 AU

Year: 3626 Days

Day: 42.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.6

Radius: 12.1

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.58 AU - 6.98 AU

Year: 6385 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,916,455 km

• M1: 150,795 km (0.111 R)
• M2: 536,458 km (0.091 R)
• M3: 1,736,981 km (0.115 R)
• M4: 2,154,209 km (0.111 R)
• M5: 3,008,563 km (0.058 R)
• M6: 4,127,256 km (0.114 R)
• M7: 4,712,183 km (0.085 R)
• M8: 5,171,898 km (0.113 R)
• M9: 5,820,704 km (0.12 R)
• M10: 7,169,478 km (0.055 R)
• M11: 8,716,769 km (0.098 R)
• M12: 9,103,479 km (0.079 R)
• M13: 9,773,678 km (0.053 R)
• M14: 11,262,775 km (0.066 R)
• M15: 13,917,389 km (0.1 R)
• M16: 14,506,506 km (0.063 R)
• M17: 15,861,264 km (0.104 R)
• M18: 17,705,207 km (0.118 R)
• M19: 19,614,824 km (0.049 R)
• M20: 23,096,714 km (0.095 R)
• M21: 25,634,792 km (0.108 R)
• M22: 34,144,368 km (0.059 R)
• M23: 35,108,376 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.3

Radius: 14.2

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.04 AU - 7.98 AU

Year: 6712 Days

Day: 5 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,916,455 km

• M1: 176,675 km (0.097 R)
• M2: 762,351 km (0.114 R)
• M3: 1,273,227 km (0.09 R)
• M4: 2,249,802 km (0.105 R)
• M5: 3,271,406 km (0.118 R)
• M6: 3,944,447 km (0.11 R)
• M7: 5,073,163 km (0.061 R)
• M8: 5,742,464 km (0.11 R)
• M9: 8,831,510 km (0.029 R)
• M10: 9,844,737 km (0.083 R)
• M11: 13,249,584 km (0.062 R)
• M12: 13,876,100 km (0.115 R)
• M13: 21,275,959 km (0.118 R)
• M14: 26,954,096 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.3

Radius: 14.2

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.62 AU - 8.12 AU

Year: 7985 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,916,455 km

• M1: 176,525 km (0.105 R)
• M2: 692,189 km (0.1 R)
• M3: 1,458,130 km (0.07 R)
• M4: 1,991,746 km (0.103 R)
• M5: 2,671,668 km (0.086 R)
• M6: 3,119,864 km (0.117 R)
• M7: 4,022,388 km (0.115 R)
• M8: 6,007,701 km (0.112 R)
• M9: 6,607,439 km (0.043 R)
• M10: 7,827,858 km (0.036 R)
• M11: 10,795,282 km (0.114 R)
• M12: 15,315,381 km (0.103 R)
• M13: 17,903,873 km (0.115 R)
• M14: 19,210,611 km (0.074 R)
• M15: 20,263,331 km (0.057 R)
• M16: 22,214,237 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 14.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.33 AU - 9.29 AU

Year: 8663 Days

Day: 8.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,916,455 km

• M1: 178,769 km (0.058 R)
• M2: 1,137,093 km (0.053 R)
• M3: 1,850,974 km (0.074 R)
• M4: 2,528,503 km (0.111 R)
• M5: 3,344,111 km (0.091 R)
• M6: 4,162,112 km (0.088 R)
• M7: 4,708,593 km (0.047 R)
• M8: 5,205,856 km (0.108 R)
• M9: 5,738,126 km (0.044 R)
• M10: 6,270,096 km (0.092 R)
• M11: 7,683,197 km (0.096 R)
• M12: 10,289,940 km (0.039 R)
• M13: 10,970,760 km (0.1 R)
• M14: 11,625,849 km (0.049 R)
• M15: 14,902,341 km (0.037 R)
• M16: 15,980,942 km (0.089 R)
• M17: 18,445,268 km (0.116 R)
• M18: 20,904,358 km (0.045 R)
• M19: 22,169,507 km (0.109 R)
• M20: 25,792,767 km (0.114 R)
• M21: 28,146,839 km (0.112 R)
• M22: 29,898,630 km (0.035 R)
• M23: 33,278,794 km (0.084 R)
• M24: 36,905,795 km (0.108 R)
• M25: 38,006,386 km (0.038 R)
• M26: 40,016,832 km (0.116 R)
• M27: 44,660,200 km (0.071 R)
• M28: 46,050,264 km (0.108 R)
• M29: 48,044,403 km (0.103 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 19,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit