🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.54 AU - 0.8 AU

Year: 204 Days

Day: 13.2 Hours

Environment

Temp: 120 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.72 AU - 1.16 AU

Year: 340 Days

Day: 18.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.46 AU - 1.62 AU

Year: 712 Days

Day: 13.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.7 AU - 4.04 AU

Year: 2838 Days

Day: 29.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.4

Radius: 11.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.9 AU - 5.12 AU

Year: 4180 Days

Day: 11.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,062,222 km

• M1: 147,952 km (0.065 R)
• M2: 591,061 km (0.061 R)
• M3: 1,049,429 km (0.086 R)
• M4: 1,512,434 km (0.105 R)
• M5: 2,022,414 km (0.098 R)
• M6: 2,615,719 km (0.053 R)
• M7: 3,164,593 km (0.079 R)
• M8: 3,968,233 km (0.108 R)
• M9: 4,343,125 km (0.056 R)
• M10: 6,141,441 km (0.116 R)
• M11: 7,832,346 km (0.062 R)
• M12: 8,291,312 km (0.119 R)
• M13: 8,802,937 km (0.116 R)
• M14: 9,554,517 km (0.047 R)
• M15: 12,504,138 km (0.09 R)
• M16: 14,549,291 km (0.038 R)
• M17: 16,170,632 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.1

Radius: 6.3

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.75 AU - 14.39 AU

Year: 16613 Days

Day: 21.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,062,222 km

• M1: 81,232 km (0.115 R)
• M2: 313,258 km (0.061 R)
• M3: 610,808 km (0.045 R)
• M4: 1,703,321 km (0.033 R)
• M5: 2,484,222 km (0.073 R)
• M6: 3,408,438 km (0.091 R)
• M7: 3,841,075 km (0.073 R)
• M8: 5,528,689 km (0.11 R)
• M9: 5,804,547 km (0.074 R)
• M10: 7,242,781 km (0.035 R)
• M11: 12,777,753 km (0.077 R)
• M12: 13,506,743 km (0.085 R)
• M13: 14,327,287 km (0.117 R)
• M14: 14,586,391 km (0.112 R)
• M15: 16,701,405 km (0.089 R)
• M16: 22,298,759 km (0.055 R)
• M17: 28,823,471 km (0.088 R)
• M18: 33,929,994 km (0.032 R)
• M19: 34,390,606 km (0.097 R)
• M20: 36,756,047 km (0.064 R)
• M21: 42,737,718 km (0.053 R)
• M22: 46,451,186 km (0.101 R)
• M23: 47,019,060 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.1

Radius: 5

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 11.45 AU - 14.17 AU

Year: 17091 Days

Day: 15.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 43,062,222 km

• M1: 64,477 km (0.028 R)
• M2: 492,177 km (0.064 R)
• M3: 1,358,049 km (0.104 R)
• M4: 1,609,374 km (0.105 R)
• M5: 2,421,840 km (0.088 R)
• M6: 2,612,577 km (0.104 R)
• M7: 2,981,336 km (0.086 R)
• M8: 3,178,207 km (0.068 R)
• M9: 3,525,872 km (0.097 R)
• M10: 3,696,563 km (0.074 R)
• M11: 4,379,777 km (0.091 R)
• M12: 4,692,736 km (0.117 R)
• M13: 5,958,034 km (0.07 R)
• M14: 8,173,280 km (0.115 R)
• M15: 8,386,756 km (0.08 R)
• M16: 10,230,699 km (0.082 R)
• M17: 12,217,209 km (0.047 R)
• M18: 14,822,307 km (0.051 R)
• M19: 17,351,408 km (0.073 R)
• M20: 18,351,320 km (0.045 R)
• M21: 20,780,191 km (0.117 R)
• M22: 24,194,314 km (0.098 R)
• M23: 24,457,905 km (0.104 R)
• M24: 25,260,199 km (0.055 R)
• M25: 25,987,843 km (0.111 R)
• M26: 26,449,652 km (0.077 R)
• M27: 30,140,231 km (0.067 R)
• M28: 32,426,386 km (0.1 R)
• M29: 32,961,497 km (0.097 R)
• M30: 33,502,593 km (0.101 R)
• M31: 37,106,705 km (0.069 R)
• M32: 38,761,706 km (0.11 R)
• M33: 39,973,449 km (0.118 R)
• M34: 41,838,186 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.5

Radius: 7.2

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 16.74 AU - 22.18 AU

Year: 32001 Days

Day: 22.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,062,222 km

• M1: 91,703 km (0.107 R)
• M2: 633,098 km (0.088 R)
• M3: 1,084,285 km (0.08 R)
• M4: 1,369,718 km (0.066 R)
• M5: 2,902,199 km (0.099 R)
• M6: 3,250,612 km (0.034 R)
• M7: 3,626,701 km (0.067 R)
• M8: 4,084,321 km (0.099 R)
• M9: 4,637,085 km (0.063 R)
• M10: 5,238,618 km (0.118 R)
• M11: 10,430,562 km (0.102 R)
• M12: 14,145,227 km (0.079 R)
• M13: 15,600,216 km (0.109 R)
• M14: 22,340,048 km (0.054 R)
• M15: 25,468,738 km (0.029 R)
• M16: 27,137,503 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 15,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit