🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.43 AU - 0.63 AU

Year: 164 Days

Day: 35 Hours

Environment

Temp: 111 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,610,130 km

• M1: 35,455 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.79 AU - 0.83 AU

Year: 310 Days

Day: 19.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.09 AU - 1.69 AU

Year: 696 Days

Day: 36.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,610,130 km

• M1: 47,572 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.48 AU - 1.56 AU

Year: 796 Days

Day: 14.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.81 AU - 2.01 AU

Year: 1121 Days

Day: 38.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.8

Radius: 10

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.4 AU - 8.8 AU

Year: 10708 Days

Day: 5.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,610,130 km

• M1: 124,465 km (0.108 R)
• M2: 574,905 km (0.092 R)
• M3: 889,659 km (0.104 R)
• M4: 1,375,852 km (0.119 R)
• M5: 2,209,860 km (0.043 R)
• M6: 2,676,007 km (0.065 R)
• M7: 3,137,067 km (0.104 R)
• M8: 3,473,214 km (0.106 R)
• M9: 3,833,595 km (0.102 R)
• M10: 6,284,158 km (0.057 R)
• M11: 8,436,572 km (0.079 R)
• M12: 12,169,936 km (0.053 R)
• M13: 15,743,830 km (0.095 R)
• M14: 18,301,654 km (0.073 R)
• M15: 28,229,268 km (0.074 R)
• M16: 30,984,861 km (0.089 R)
• M17: 31,313,976 km (0.106 R)
• M18: 50,911,447 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 11.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.48 AU - 9.78 AU

Year: 10764 Days

Day: 9.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,610,130 km

• M1: 149,448 km (0.104 R)
• M2: 712,834 km (0.067 R)
• M3: 1,131,409 km (0.046 R)
• M4: 1,630,617 km (0.066 R)
• M5: 2,330,136 km (0.071 R)
• M6: 2,781,324 km (0.103 R)
• M7: 4,353,896 km (0.099 R)
• M8: 4,735,371 km (0.065 R)
• M9: 5,565,789 km (0.117 R)
• M10: 6,051,832 km (0.092 R)
• M11: 7,724,636 km (0.106 R)
• M12: 10,391,966 km (0.102 R)
• M13: 12,075,241 km (0.091 R)
• M14: 12,773,265 km (0.099 R)
• M15: 13,192,737 km (0.105 R)
• M16: 13,996,377 km (0.096 R)
• M17: 14,832,330 km (0.106 R)
• M18: 22,239,668 km (0.11 R)
• M19: 26,634,255 km (0.06 R)
• M20: 30,393,500 km (0.095 R)
• M21: 31,467,314 km (0.077 R)
• M22: 32,455,108 km (0.083 R)
• M23: 38,323,384 km (0.066 R)
• M24: 41,900,120 km (0.081 R)
• M25: 43,229,745 km (0.099 R)
• M26: 46,535,410 km (0.094 R)
• M27: 48,105,439 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.5

Radius: 5.4

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 9.16 AU - 13.18 AU

Year: 15851 Days

Day: 23 Hours

Environment

Temp: -190 °C

Axial Tilt: 64.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,610,130 km

• M1: 67,169 km (0.109 R)
• M2: 299,196 km (0.062 R)
• M3: 602,730 km (0.081 R)
• M4: 778,208 km (0.109 R)
• M5: 1,611,618 km (0.102 R)
• M6: 1,957,189 km (0.113 R)
• M7: 2,238,583 km (0.099 R)
• M8: 2,466,869 km (0.035 R)
• M9: 3,129,737 km (0.075 R)
• M10: 3,318,679 km (0.087 R)
• M11: 4,708,294 km (0.102 R)
• M12: 5,755,479 km (0.052 R)
• M13: 6,870,282 km (0.037 R)
• M14: 7,354,231 km (0.102 R)
• M15: 8,525,583 km (0.117 R)
• M16: 8,848,564 km (0.078 R)
• M17: 9,716,382 km (0.04 R)
• M18: 10,481,874 km (0.104 R)
• M19: 11,013,994 km (0.074 R)
• M20: 13,385,419 km (0.115 R)
• M21: 14,396,551 km (0.085 R)
• M22: 14,987,163 km (0.111 R)
• M23: 15,730,814 km (0.116 R)
• M24: 19,502,177 km (0.077 R)
• M25: 23,384,391 km (0.096 R)
• M26: 23,835,130 km (0.12 R)
• M27: 24,568,159 km (0.091 R)
• M28: 34,340,939 km (0.091 R)
• M29: 41,373,685 km (0.071 R)
• M30: 46,559,794 km (0.075 R)
• M31: 46,986,746 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.5

Radius: 5

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.79 AU - 19.61 AU

Year: 30288 Days

Day: 17.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,610,130 km

• M1: 69,862 km (0.076 R)
• M2: 356,641 km (0.086 R)
• M3: 571,015 km (0.055 R)
• M4: 1,061,995 km (0.086 R)
• M5: 1,323,941 km (0.027 R)
• M6: 3,249,565 km (0.094 R)
• M7: 3,630,591 km (0.118 R)
• M8: 5,799,461 km (0.056 R)
• M9: 5,955,940 km (0.113 R)
• M10: 8,012,312 km (0.076 R)
• M11: 10,043,403 km (0.084 R)
• M12: 14,867,336 km (0.087 R)
• M13: 17,651,053 km (0.056 R)
• M14: 18,229,997 km (0.077 R)
• M15: 19,078,815 km (0.101 R)
• M16: 35,026,247 km (0.1 R)
• M17: 35,676,848 km (0.077 R)
• M18: 38,497,965 km (0.115 R)
• M19: 44,731,259 km (0.111 R)
• M20: 55,554,516 km (0.047 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 18,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit