🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.9 AU - 1.02 AU

Year: 334 Days

Day: 21.2 Hours

Environment

Temp: 146 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,239,399 km

• M1: 150,495 km (0.06 R)
• M2: 303,684 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.62 AU - 1.98 AU

Year: 857 Days

Day: 18.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,239,399 km

• M1: 286,929 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.28 AU - 2.6 AU

Year: 1352 Days

Day: 43.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.37 AU - 3.83 AU

Year: 1936 Days

Day: 12.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.6

Radius: 8.3

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.56 AU - 8.72 AU

Year: 6768 Days

Day: 6.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,239,399 km

• M1: 103,223 km (0.104 R)
• M2: 428,299 km (0.065 R)
• M3: 691,142 km (0.045 R)
• M4: 1,057,657 km (0.073 R)
• M5: 1,476,082 km (0.07 R)
• M6: 2,291,690 km (0.085 R)
• M7: 2,799,126 km (0.089 R)
• M8: 3,248,667 km (0.083 R)
• M9: 4,423,908 km (0.12 R)
• M10: 5,361,139 km (0.093 R)
• M11: 6,322,604 km (0.057 R)
• M12: 7,134,472 km (0.098 R)
• M13: 7,974,314 km (0.09 R)
• M14: 8,418,321 km (0.086 R)
• M15: 9,311,420 km (0.073 R)
• M16: 10,791,990 km (0.08 R)
• M17: 11,639,462 km (0.099 R)
• M18: 12,530,467 km (0.078 R)
• M19: 14,685,724 km (0.102 R)
• M20: 16,683,005 km (0.077 R)
• M21: 17,476,472 km (0.067 R)
• M22: 20,752,815 km (0.095 R)
• M23: 21,748,239 km (0.078 R)
• M24: 23,999,538 km (0.088 R)
• M25: 25,353,398 km (0.096 R)
• M26: 27,752,350 km (0.09 R)
• M27: 31,082,099 km (0.095 R)
• M28: 31,879,007 km (0.07 R)
• M29: 33,513,513 km (0.108 R)
• M30: 36,178,001 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 14

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 10.94 AU - 14.84 AU

Year: 16418 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,239,399 km

• M1: 174,730 km (0.047 R)
• M2: 1,556,566 km (0.041 R)
• M3: 2,011,194 km (0.101 R)
• M4: 2,522,370 km (0.117 R)
• M5: 5,830,427 km (0.111 R)
• M6: 8,251,669 km (0.088 R)
• M7: 9,122,029 km (0.085 R)
• M8: 12,302,929 km (0.118 R)
• M9: 15,624,301 km (0.075 R)
• M10: 16,160,460 km (0.116 R)
• M11: 17,650,454 km (0.101 R)
• M12: 20,264,528 km (0.118 R)
• M13: 21,848,021 km (0.105 R)
• M14: 23,203,827 km (0.074 R)
• M15: 24,059,526 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746

Radius: 7.1

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 11.89 AU - 18.25 AU

Year: 20754 Days

Day: 23.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,239,399 km

• M1: 89,160 km (0.112 R)
• M2: 1,168,808 km (0.101 R)
• M3: 1,529,788 km (0.117 R)
• M4: 3,238,495 km (0.102 R)
• M5: 4,247,682 km (0.09 R)
• M6: 5,027,984 km (0.114 R)
• M7: 5,295,316 km (0.025 R)
• M8: 7,103,804 km (0.034 R)
• M9: 7,392,080 km (0.084 R)
• M10: 8,356,836 km (0.102 R)
• M11: 12,020,937 km (0.072 R)
• M12: 12,430,835 km (0.089 R)
• M13: 13,939,081 km (0.076 R)
• M14: 14,467,909 km (0.098 R)
• M15: 15,010,052 km (0.112 R)
• M16: 16,971,729 km (0.12 R)
• M17: 18,102,689 km (0.086 R)
• M18: 21,198,018 km (0.074 R)
• M19: 25,963,458 km (0.086 R)
• M20: 28,293,146 km (0.095 R)
• M21: 28,533,550 km (0.093 R)
• M22: 30,004,546 km (0.089 R)
• M23: 31,654,461 km (0.12 R)
• M24: 33,097,033 km (0.061 R)
• M25: 34,720,020 km (0.078 R)
• M26: 37,686,995 km (0.103 R)
• M27: 38,564,685 km (0.043 R)
• M28: 39,605,887 km (0.099 R)
• M29: 43,797,769 km (0.089 R)
• M30: 49,311,049 km (0.084 R)
• M31: 54,152,335 km (0.114 R)
• M32: 57,165,685 km (0.107 R)
• M33: 57,550,002 km (0.069 R)
• M34: 61,287,854 km (0.118 R)
• M35: 63,113,546 km (0.079 R)
• M36: 63,730,039 km (0.115 R)
• M37: 64,766,603 km (0.068 R)
• M38: 67,299,893 km (0.091 R)
• M39: 73,693,407 km (0.113 R)
• M40: 74,835,138 km (0.105 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 10,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit