🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.44 AU - 0.62 AU

Year: 145 Days

Day: 28.4 Hours

Environment

Temp: 233 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.76 AU - 1.04 AU

Year: 320 Days

Day: 19.3 Hours

Environment

Temp: 45 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.97 AU - 1.49 AU

Year: 511 Days

Day: 43.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.8 AU - 1.86 AU

Year: 928 Days

Day: 13.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 126.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.7

Radius: 9.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.85 AU - 5.93 AU

Year: 4689 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,328,687 km

• M1: 119,080 km (0.117 R)
• M2: 533,316 km (0.082 R)
• M3: 1,541,606 km (0.102 R)
• M4: 3,915,275 km (0.108 R)
• M5: 4,526,832 km (0.113 R)
• M6: 4,904,117 km (0.093 R)
• M7: 5,509,390 km (0.108 R)
• M8: 5,939,933 km (0.118 R)
• M9: 6,421,937 km (0.118 R)
• M10: 9,803,148 km (0.113 R)
• M11: 10,804,557 km (0.087 R)
• M12: 16,303,924 km (0.097 R)
• M13: 17,419,924 km (0.049 R)
• M14: 21,860,886 km (0.036 R)
• M15: 22,941,282 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.5

Radius: 12.2

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.63 AU - 5.81 AU

Year: 5127 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,328,687 km

• M1: 154,385 km (0.075 R)
• M2: 652,247 km (0.108 R)
• M3: 1,188,705 km (0.087 R)
• M4: 1,919,490 km (0.071 R)
• M5: 2,318,318 km (0.067 R)
• M6: 3,022,625 km (0.08 R)
• M7: 5,780,611 km (0.051 R)
• M8: 8,596,941 km (0.106 R)
• M9: 9,333,860 km (0.103 R)
• M10: 17,062,236 km (0.072 R)
• M11: 17,668,257 km (0.064 R)
• M12: 18,101,043 km (0.12 R)
• M13: 23,340,409 km (0.04 R)
• M14: 25,472,478 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.9

Radius: 4.8

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.17 AU - 17.67 AU

Year: 21596 Days

Day: 24.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 70,328,687 km

• M1: 61,335 km (0.103 R)
• M2: 228,735 km (0.117 R)
• M3: 572,810 km (0.059 R)
• M4: 971,638 km (0.038 R)
• M5: 1,197,681 km (0.034 R)
• M6: 1,553,125 km (0.101 R)
• M7: 2,092,874 km (0.101 R)
• M8: 2,677,951 km (0.069 R)
• M9: 3,420,855 km (0.116 R)
• M10: 3,735,758 km (0.12 R)
• M11: 4,324,874 km (0.082 R)
• M12: 5,530,484 km (0.074 R)
• M13: 6,168,818 km (0.119 R)
• M14: 6,766,461 km (0.103 R)
• M15: 7,170,525 km (0.079 R)
• M16: 7,495,901 km (0.102 R)
• M17: 10,403,186 km (0.052 R)
• M18: 12,733,621 km (0.082 R)
• M19: 14,127,724 km (0.087 R)
• M20: 15,162,043 km (0.069 R)
• M21: 15,313,885 km (0.115 R)
• M22: 18,740,574 km (0.108 R)
• M23: 18,915,454 km (0.116 R)
• M24: 19,535,986 km (0.118 R)
• M25: 20,261,685 km (0.114 R)
• M26: 21,193,979 km (0.068 R)
• M27: 24,058,778 km (0.071 R)
• M28: 24,892,338 km (0.08 R)
• M29: 25,103,570 km (0.107 R)
• M30: 25,529,924 km (0.112 R)
• M31: 28,765,875 km (0.077 R)
• M32: 29,467,938 km (0.097 R)
• M33: 31,890,526 km (0.058 R)
• M34: 34,051,318 km (0.057 R)
• M35: 35,500,472 km (0.103 R)
• M36: 36,172,466 km (0.108 R)
• M37: 43,825,743 km (0.112 R)
• M38: 51,115,199 km (0.104 R)
• M39: 57,129,781 km (0.066 R)
• M40: 60,116,503 km (0.067 R)
• M41: 61,455,254 km (0.03 R)
• M42: 62,423,751 km (0.097 R)
• M43: 66,805,472 km (0.05 R)
• M44: 67,623,623 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 18,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit