🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.08 AU - 1.52 AU

Year: 682 Days

Day: 13.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.22 AU - 1.72 AU

Year: 820 Days

Day: 18.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,555,461 km

• M1: 152,141 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.27 AU - 1.99 AU

Year: 958 Days

Day: 18.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 11.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.25 AU - 3.99 AU

Year: 3169 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,555,461 km

• M1: 140,622 km (0.086 R)
• M2: 745,745 km (0.052 R)
• M3: 1,199,177 km (0.117 R)
• M4: 1,657,844 km (0.042 R)
• M5: 2,258,030 km (0.063 R)
• M6: 2,832,785 km (0.112 R)
• M7: 3,187,631 km (0.055 R)
• M8: 3,642,259 km (0.117 R)
• M9: 4,599,536 km (0.097 R)
• M10: 5,318,503 km (0.065 R)
• M11: 5,813,822 km (0.108 R)
• M12: 6,186,470 km (0.098 R)
• M13: 6,601,455 km (0.071 R)
• M14: 7,780,436 km (0.085 R)
• M15: 9,327,278 km (0.084 R)
• M16: 9,874,207 km (0.089 R)
• M17: 11,412,373 km (0.077 R)
• M18: 12,687,246 km (0.047 R)
• M19: 14,099,151 km (0.103 R)
• M20: 14,728,808 km (0.097 R)
• M21: 15,377,016 km (0.098 R)
• M22: 16,631,394 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 10.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.7 AU - 4 AU

Year: 3476 Days

Day: 9.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,555,461 km

• M1: 137,780 km (0.082 R)
• M2: 554,410 km (0.079 R)
• M3: 902,075 km (0.052 R)
• M4: 1,294,022 km (0.112 R)
• M5: 2,972,510 km (0.085 R)
• M6: 4,279,546 km (0.1 R)
• M7: 4,768,731 km (0.079 R)
• M8: 6,223,122 km (0.076 R)
• M9: 6,824,206 km (0.111 R)
• M10: 8,662,016 km (0.111 R)
• M11: 9,731,042 km (0.117 R)
• M12: 10,130,917 km (0.043 R)
• M13: 11,923,249 km (0.092 R)
• M14: 13,200,516 km (0.092 R)
• M15: 14,755,885 km (0.047 R)
• M16: 15,381,803 km (0.115 R)
• M17: 16,738,207 km (0.09 R)
• M18: 17,102,627 km (0.115 R)
• M19: 18,063,793 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.4

Radius: 14.6

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.49 AU - 8.93 AU

Year: 11829 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,555,461 km

• M1: 181,612 km (0.066 R)
• M2: 644,019 km (0.089 R)
• M3: 1,529,638 km (0.106 R)
• M4: 2,304,106 km (0.115 R)
• M5: 3,212,315 km (0.065 R)
• M6: 4,206,991 km (0.117 R)
• M7: 5,299,654 km (0.085 R)
• M8: 6,611,927 km (0.082 R)
• M9: 9,044,388 km (0.074 R)
• M10: 11,403,696 km (0.109 R)
• M11: 12,313,251 km (0.117 R)
• M12: 13,830,473 km (0.118 R)
• M13: 15,064,655 km (0.119 R)
• M14: 23,154,609 km (0.088 R)
• M15: 25,745,943 km (0.119 R)
• M16: 26,618,548 km (0.043 R)
• M17: 27,711,659 km (0.108 R)
• M18: 33,174,525 km (0.092 R)
• M19: 37,190,928 km (0.082 R)
• M20: 38,682,718 km (0.113 R)
• M21: 40,473,255 km (0.118 R)
• M22: 42,586,475 km (0.077 R)
• M23: 49,664,100 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.4

Radius: 7

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.04 AU - 11.1 AU

Year: 15814 Days

Day: 15.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,555,461 km

• M1: 87,216 km (0.116 R)
• M2: 374,144 km (0.104 R)
• M3: 746,493 km (0.085 R)
• M4: 1,244,654 km (0.079 R)
• M5: 2,792,843 km (0.093 R)
• M6: 3,050,749 km (0.062 R)
• M7: 3,836,288 km (0.112 R)
• M8: 4,914,888 km (0.065 R)
• M9: 10,530,643 km (0.057 R)
• M10: 12,176,818 km (0.092 R)
• M11: 17,813,217 km (0.046 R)
• M12: 28,964,242 km (0.082 R)
• M13: 31,925,682 km (0.112 R)
• M14: 35,083,094 km (0.075 R)
• M15: 36,222,731 km (0.027 R)
• M16: 38,442,614 km (0.105 R)
• M17: 46,545,582 km (0.115 R)
• M18: 49,165,939 km (0.068 R)
• M19: 57,440,197 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 16,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit