🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.64 AU - 0.9 AU

Year: 259 Days

Day: 16.6 Hours

Environment

Temp: 127 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.68 AU - 0.88 AU

Year: 264 Days

Day: 33 Hours

Environment

Temp: 148 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.77 AU - 0.83 AU

Year: 274 Days

Day: 35.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.28 AU - 2.02 AU

Year: 812 Days

Day: 12.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.7 AU - 2.7 AU

Year: 1699 Days

Day: 40.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.4

Radius: 13.7

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.92 AU - 8.84 AU

Year: 9288 Days

Day: 9.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,242,330 km

• M1: 170,841 km (0.094 R)
• M2: 623,823 km (0.043 R)
• M3: 1,147,565 km (0.083 R)
• M4: 1,650,214 km (0.105 R)
• M5: 2,447,571 km (0.041 R)
• M6: 3,685,643 km (0.077 R)
• M7: 5,807,988 km (0.083 R)
• M8: 11,039,425 km (0.107 R)
• M9: 12,618,132 km (0.058 R)
• M10: 13,732,935 km (0.065 R)
• M11: 15,203,033 km (0.105 R)
• M12: 15,916,017 km (0.104 R)
• M13: 16,342,071 km (0.04 R)
• M14: 17,153,640 km (0.094 R)
• M15: 18,722,323 km (0.072 R)
• M16: 22,983,020 km (0.085 R)
• M17: 24,081,667 km (0.059 R)
• M18: 24,643,856 km (0.114 R)
• M19: 27,762,822 km (0.088 R)
• M20: 29,280,492 km (0.105 R)
• M21: 31,136,104 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.3

Radius: 11.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.15 AU - 10.17 AU

Year: 11496 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 67.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,242,330 km

• M1: 140,772 km (0.104 R)
• M2: 605,123 km (0.084 R)
• M3: 2,639,954 km (0.111 R)
• M4: 3,908,244 km (0.06 R)
• M5: 5,130,309 km (0.066 R)
• M6: 5,546,042 km (0.078 R)
• M7: 5,949,507 km (0.119 R)
• M8: 6,778,280 km (0.086 R)
• M9: 11,245,870 km (0.077 R)
• M10: 12,454,322 km (0.105 R)
• M11: 14,552,432 km (0.11 R)
• M12: 14,998,832 km (0.092 R)
• M13: 15,454,358 km (0.105 R)
• M14: 17,369,210 km (0.079 R)
• M15: 19,437,551 km (0.119 R)
• M16: 20,850,951 km (0.046 R)
• M17: 21,418,675 km (0.063 R)
• M18: 22,840,453 km (0.036 R)
• M19: 23,443,931 km (0.088 R)
• M20: 23,969,468 km (0.115 R)
• M21: 24,502,934 km (0.088 R)
• M22: 26,057,556 km (0.12 R)
• M23: 30,696,735 km (0.119 R)
• M24: 34,602,287 km (0.1 R)
• M25: 35,283,855 km (0.113 R)
• M26: 37,980,057 km (0.116 R)
• M27: 38,705,457 km (0.081 R)
• M28: 39,194,044 km (0.094 R)
• M29: 40,684,787 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246

Radius: 6.2

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 14.81 AU - 20.97 AU

Year: 28972 Days

Day: 21 Hours

Environment

Temp: -198 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,242,330 km

• M1: 78,838 km (0.087 R)
• M2: 508,034 km (0.081 R)
• M3: 1,009,486 km (0.119 R)
• M4: 1,349,672 km (0.076 R)
• M5: 3,197,654 km (0.107 R)
• M6: 4,117,083 km (0.032 R)
• M7: 4,984,900 km (0.092 R)
• M8: 5,849,127 km (0.079 R)
• M9: 8,314,350 km (0.099 R)
• M10: 9,037,806 km (0.112 R)
• M11: 9,414,792 km (0.097 R)
• M12: 15,931,276 km (0.106 R)
• M13: 18,636,604 km (0.102 R)
• M14: 20,052,398 km (0.11 R)
• M15: 21,160,170 km (0.109 R)
• M16: 22,798,566 km (0.111 R)
• M17: 44,841,812 km (0.097 R)
• M18: 45,779,791 km (0.082 R)
• M19: 46,412,440 km (0.109 R)
• M20: 50,330,708 km (0.039 R)
• M21: 60,129,817 km (0.045 R)
• M22: 61,079,015 km (0.048 R)
• M23: 65,574,282 km (0.058 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 14,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit