🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.89 AU - 0.95 AU

Year: 334 Days

Day: 27.6 Hours

Environment

Temp: 36 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,097,978 km

• M1: 39,344 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.95 AU - 1.11 AU

Year: 396 Days

Day: 31 Hours

Environment

Temp: 10 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,097,978 km

• M1: 27,676 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.45 AU - 1.69 AU

Year: 745 Days

Day: 39.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.31 AU - 4.01 AU

Year: 2652 Days

Day: 47.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,097,978 km

• M1: 890,855 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.76 AU - 4.62 AU

Year: 3248 Days

Day: 14 Hours

Environment

Temp: -136 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 10

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.89 AU - 9.17 AU

Year: 8618 Days

Day: 7.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,097,978 km

• M1: 128,953 km (0.1 R)
• M2: 607,068 km (0.093 R)
• M3: 1,099,245 km (0.081 R)
• M4: 1,483,412 km (0.077 R)
• M5: 1,929,065 km (0.053 R)
• M6: 2,738,389 km (0.111 R)
• M7: 4,198,913 km (0.088 R)
• M8: 5,756,376 km (0.115 R)
• M9: 7,523,726 km (0.116 R)
• M10: 7,923,900 km (0.116 R)
• M11: 9,210,591 km (0.087 R)
• M12: 11,089,690 km (0.059 R)
• M13: 11,465,630 km (0.037 R)
• M14: 12,594,046 km (0.091 R)
• M15: 14,011,337 km (0.093 R)
• M16: 18,965,569 km (0.09 R)
• M17: 22,573,421 km (0.119 R)
• M18: 27,803,363 km (0.1 R)
• M19: 29,562,185 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491

Radius: 7.4

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.01 AU - 17.01 AU

Year: 20934 Days

Day: 23.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,097,978 km

• M1: 109,506 km (0.097 R)
• M2: 368,609 km (0.052 R)
• M3: 848,818 km (0.101 R)
• M4: 1,085,632 km (0.109 R)
• M5: 1,324,240 km (0.117 R)
• M6: 1,984,865 km (0.069 R)
• M7: 3,046,561 km (0.094 R)
• M8: 3,789,015 km (0.106 R)
• M9: 4,155,530 km (0.053 R)
• M10: 4,545,232 km (0.079 R)
• M11: 5,030,677 km (0.096 R)
• M12: 5,550,231 km (0.094 R)
• M13: 5,822,948 km (0.084 R)
• M14: 6,269,946 km (0.031 R)
• M15: 8,239,402 km (0.037 R)
• M16: 9,723,862 km (0.109 R)
• M17: 11,947,933 km (0.106 R)
• M18: 12,669,593 km (0.063 R)
• M19: 13,350,563 km (0.116 R)
• M20: 17,372,801 km (0.099 R)
• M21: 23,122,744 km (0.102 R)
• M22: 25,078,138 km (0.113 R)
• M23: 29,668,399 km (0.114 R)
• M24: 29,905,662 km (0.095 R)
• M25: 42,541,446 km (0.105 R)
• M26: 53,622,310 km (0.105 R)
• M27: 64,871,471 km (0.108 R)
• M28: 69,152,513 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.9

Radius: 7.8

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 17.72 AU - 19.08 AU

Year: 29893 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,097,978 km

• M1: 97,538 km (0.113 R)
• M2: 937,679 km (0.095 R)
• M3: 1,790,537 km (0.113 R)
• M4: 2,739,287 km (0.045 R)
• M5: 3,195,261 km (0.116 R)
• M6: 4,758,708 km (0.107 R)
• M7: 5,100,689 km (0.079 R)
• M8: 6,681,789 km (0.057 R)
• M9: 9,539,407 km (0.096 R)
• M10: 9,900,088 km (0.097 R)
• M11: 11,842,616 km (0.105 R)
• M12: 12,976,269 km (0.07 R)
• M13: 15,293,989 km (0.059 R)
• M14: 15,788,709 km (0.105 R)
• M15: 17,425,609 km (0.079 R)
• M16: 18,983,371 km (0.099 R)
• M17: 27,816,527 km (0.054 R)
• M18: 30,323,638 km (0.088 R)
• M19: 36,800,478 km (0.074 R)
• M20: 38,590,716 km (0.111 R)
• M21: 50,747,487 km (0.1 R)
• M22: 56,210,203 km (0.072 R)
• M23: 61,017,381 km (0.1 R)
• M24: 62,678,815 km (0.101 R)
• M25: 71,440,014 km (0.107 R)
• M26: 73,052,679 km (0.092 R)
• M27: 76,111,806 km (0.119 R)
• M28: 78,278,881 km (0.102 R)
• M29: 79,010,265 km (0.073 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 10,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit