🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.55 AU - 0.67 AU

Year: 178 Days

Day: 38.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.04 AU - 1.3 AU

Year: 472 Days

Day: 46.7 Hours

Environment

Temp: -12 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.95 AU - 2.07 AU

Year: 1062 Days

Day: 41.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.58 AU - 3.7 AU

Year: 2589 Days

Day: 33.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,326,189 km

• M1: 1,128,118 km (0.112 R)
• M2: 2,148,076 km (0.102 R)

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.7

Radius: 12.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.07 AU - 7.97 AU

Year: 6206 Days

Day: 12.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,326,189 km

• M1: 160,818 km (0.104 R)
• M2: 576,550 km (0.113 R)
• M3: 1,147,565 km (0.115 R)
• M4: 1,434,644 km (0.086 R)
• M5: 1,851,722 km (0.092 R)
• M6: 2,343,002 km (0.064 R)
• M7: 2,966,077 km (0.075 R)
• M8: 3,418,611 km (0.117 R)
• M9: 3,986,035 km (0.118 R)
• M10: 4,468,339 km (0.061 R)
• M11: 7,143,598 km (0.067 R)
• M12: 7,934,671 km (0.106 R)
• M13: 8,495,513 km (0.067 R)
• M14: 8,798,599 km (0.052 R)
• M15: 9,200,718 km (0.106 R)
• M16: 10,163,530 km (0.068 R)
• M17: 10,428,468 km (0.062 R)
• M18: 12,636,083 km (0.076 R)
• M19: 12,931,838 km (0.066 R)
• M20: 13,193,485 km (0.101 R)
• M21: 14,383,835 km (0.038 R)
• M22: 15,708,076 km (0.116 R)
• M23: 16,750,623 km (0.072 R)
• M24: 18,399,940 km (0.086 R)
• M25: 19,757,241 km (0.085 R)
• M26: 21,211,033 km (0.113 R)
• M27: 21,690,943 km (0.102 R)
• M28: 22,274,225 km (0.111 R)
• M29: 24,019,733 km (0.062 R)
• M30: 25,046,872 km (0.088 R)
• M31: 25,726,196 km (0.101 R)
• M32: 26,308,132 km (0.052 R)
• M33: 26,789,089 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 9.2

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.55 AU - 10.93 AU

Year: 13121 Days

Day: 5.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,326,189 km

• M1: 725,250 km (0.084 R)
• M2: 1,072,168 km (0.06 R)
• M3: 1,530,237 km (0.106 R)
• M4: 1,980,077 km (0.098 R)
• M5: 2,993,603 km (0.118 R)
• M6: 3,439,853 km (0.056 R)
• M7: 4,197,716 km (0.105 R)
• M8: 4,546,279 km (0.072 R)
• M9: 5,545,593 km (0.094 R)
• M10: 6,432,409 km (0.11 R)
• M11: 7,731,966 km (0.117 R)
• M12: 9,237,818 km (0.117 R)
• M13: 10,197,488 km (0.042 R)
• M14: 10,833,279 km (0.061 R)
• M15: 11,393,673 km (0.045 R)
• M16: 12,806,775 km (0.082 R)
• M17: 13,364,625 km (0.092 R)
• M18: 16,220,598 km (0.102 R)
• M19: 18,620,896 km (0.103 R)
• M20: 19,727,471 km (0.119 R)
• M21: 19,914,917 km (0.045 R)
• M22: 20,103,411 km (0.094 R)
• M23: 20,610,248 km (0.064 R)
• M24: 21,252,622 km (0.091 R)
• M25: 26,099,293 km (0.102 R)
• M26: 28,672,377 km (0.085 R)
• M27: 29,582,530 km (0.066 R)
• M28: 34,182,814 km (0.111 R)
• M29: 41,165,594 km (0.064 R)
• M30: 42,621,780 km (0.055 R)
• M31: 42,805,636 km (0.092 R)
• M32: 43,637,699 km (0.047 R)
• M33: 44,571,638 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197

Radius: 7

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.99 AU - 18.35 AU

Year: 23124 Days

Day: 23.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,326,189 km

• M1: 88,412 km (0.096 R)
• M2: 219,610 km (0.033 R)
• M3: 389,553 km (0.025 R)
• M4: 524,640 km (0.117 R)
• M5: 731,384 km (0.091 R)
• M6: 909,256 km (0.08 R)
• M7: 2,039,468 km (0.078 R)
• M8: 2,318,767 km (0.12 R)
• M9: 2,858,666 km (0.106 R)
• M10: 5,259,412 km (0.044 R)
• M11: 6,102,546 km (0.063 R)
• M12: 13,188,099 km (0.099 R)
• M13: 20,911,987 km (0.09 R)
• M14: 24,076,431 km (0.067 R)
• M15: 25,330,061 km (0.114 R)
• M16: 28,882,263 km (0.051 R)
• M17: 29,042,033 km (0.081 R)
• M18: 29,766,386 km (0.078 R)
• M19: 36,419,003 km (0.094 R)
• M20: 41,609,750 km (0.091 R)
• M21: 46,435,777 km (0.093 R)
• M22: 47,863,390 km (0.039 R)
• M23: 50,045,424 km (0.107 R)
• M24: 53,355,427 km (0.031 R)
• M25: 54,995,319 km (0.062 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: 231 - 11,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit