🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.5 AU - 0.68 AU

Year: 170 Days

Day: 32.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 101 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,823,400 km

• M1: 72,555 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.8 AU - 1.28 AU

Year: 397 Days

Day: 19.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.16 AU - 2.24 AU

Year: 1223 Days

Day: 18.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,823,400 km

• M1: 520,750 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.18 AU - 2.54 AU

Year: 1359 Days

Day: 35 Hours

Environment

Temp: -89 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.11 AU - 4.17 AU

Year: 2602 Days

Day: 15.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.7

Radius: 8

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.66 AU - 5.22 AU

Year: 3506 Days

Day: 9.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,823,400 km

• M1: 99,483 km (0.046 R)
• M2: 355,893 km (0.1 R)
• M3: 694,733 km (0.095 R)
• M4: 993,779 km (0.104 R)
• M5: 1,422,077 km (0.114 R)
• M6: 1,685,968 km (0.036 R)
• M7: 2,151,217 km (0.118 R)
• M8: 2,872,578 km (0.095 R)
• M9: 4,612,102 km (0.099 R)
• M10: 5,832,223 km (0.113 R)
• M11: 6,394,262 km (0.043 R)
• M12: 6,672,813 km (0.119 R)
• M13: 7,455,659 km (0.077 R)
• M14: 8,010,517 km (0.057 R)
• M15: 8,298,194 km (0.118 R)
• M16: 10,088,432 km (0.052 R)
• M17: 11,117,964 km (0.112 R)
• M18: 12,645,807 km (0.091 R)
• M19: 14,099,899 km (0.093 R)
• M20: 17,276,759 km (0.092 R)
• M21: 20,631,641 km (0.072 R)
• M22: 20,901,216 km (0.062 R)
• M23: 22,426,067 km (0.118 R)
• M24: 23,288,349 km (0.025 R)
• M25: 25,386,160 km (0.103 R)
• M26: 26,401,631 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.5

Radius: 12.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.03 AU - 5.33 AU

Year: 4418 Days

Day: 11.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,823,400 km

• M1: 154,235 km (0.044 R)
• M2: 553,512 km (0.058 R)
• M3: 963,410 km (0.106 R)
• M4: 1,473,838 km (0.103 R)
• M5: 2,048,892 km (0.06 R)
• M6: 3,489,370 km (0.112 R)
• M7: 4,497,361 km (0.071 R)
• M8: 5,576,560 km (0.067 R)
• M9: 6,919,051 km (0.088 R)
• M10: 8,771,222 km (0.087 R)
• M11: 9,362,134 km (0.115 R)
• M12: 10,755,788 km (0.045 R)
• M13: 11,433,316 km (0.04 R)
• M14: 12,138,970 km (0.032 R)
• M15: 12,973,726 km (0.119 R)
• M16: 13,585,731 km (0.077 R)
• M17: 15,144,391 km (0.116 R)
• M18: 22,436,838 km (0.046 R)
• M19: 23,468,465 km (0.061 R)
• M20: 26,266,394 km (0.106 R)
• M21: 27,163,981 km (0.072 R)
• M22: 27,913,467 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.7

Radius: 11.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.3 AU - 8.44 AU

Year: 9074 Days

Day: 6.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,823,400 km

• M1: 145,708 km (0.084 R)
• M2: 1,373,308 km (0.077 R)
• M3: 1,737,280 km (0.12 R)
• M4: 2,584,453 km (0.108 R)
• M5: 3,303,121 km (0.118 R)
• M6: 5,164,118 km (0.09 R)
• M7: 5,601,842 km (0.113 R)
• M8: 7,198,949 km (0.108 R)
• M9: 9,761,560 km (0.081 R)
• M10: 10,135,705 km (0.12 R)
• M11: 10,519,273 km (0.059 R)
• M12: 12,295,449 km (0.112 R)
• M13: 14,963,826 km (0.119 R)
• M14: 15,518,086 km (0.114 R)
• M15: 16,086,109 km (0.081 R)
• M16: 17,143,168 km (0.055 R)
• M17: 18,371,516 km (0.085 R)
• M18: 20,525,127 km (0.072 R)
• M19: 22,552,328 km (0.085 R)
• M20: 23,281,318 km (0.06 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: 492 - 13,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit