🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.49 AU - 0.69 AU

Year: 174 Days

Day: 33.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 103.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.24 AU - 1.8 AU

Year: 718 Days

Day: 26.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,060,689 km

• M1: 44,281 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.46 AU - 1.78 AU

Year: 789 Days

Day: 35.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 8.2

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.64 AU - 5.04 AU

Year: 3462 Days

Day: 10.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,060,689 km

• M1: 102,026 km (0.072 R)
• M2: 430,543 km (0.111 R)
• M3: 712,235 km (0.1 R)
• M4: 1,147,565 km (0.078 R)
• M5: 1,611,767 km (0.04 R)
• M6: 1,875,658 km (0.115 R)
• M7: 2,400,447 km (0.08 R)
• M8: 2,984,926 km (0.057 R)
• M9: 3,329,749 km (0.108 R)
• M10: 3,741,742 km (0.06 R)
• M11: 4,035,103 km (0.114 R)
• M12: 5,444,315 km (0.104 R)
• M13: 6,842,756 km (0.114 R)
• M14: 7,741,839 km (0.116 R)
• M15: 9,733,885 km (0.064 R)
• M16: 12,687,246 km (0.074 R)
• M17: 15,539,180 km (0.09 R)
• M18: 16,410,737 km (0.106 R)
• M19: 17,603,630 km (0.063 R)
• M20: 18,370,469 km (0.089 R)
• M21: 19,718,495 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.8

Radius: 9.3

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.9 AU - 5.16 AU

Year: 4319 Days

Day: 7.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,060,689 km

• M1: 115,639 km (0.074 R)
• M2: 823,985 km (0.1 R)
• M3: 1,356,254 km (0.074 R)
• M4: 1,756,728 km (0.089 R)
• M5: 2,066,695 km (0.089 R)
• M6: 2,357,513 km (0.077 R)
• M7: 2,861,807 km (0.063 R)
• M8: 3,294,594 km (0.111 R)
• M9: 4,747,788 km (0.064 R)
• M10: 5,654,351 km (0.09 R)
• M11: 6,042,408 km (0.116 R)
• M12: 9,101,684 km (0.084 R)
• M13: 9,744,955 km (0.114 R)
• M14: 10,115,210 km (0.107 R)
• M15: 10,923,637 km (0.108 R)
• M16: 11,404,444 km (0.094 R)
• M17: 12,712,229 km (0.113 R)
• M18: 13,065,429 km (0.117 R)
• M19: 16,079,826 km (0.115 R)
• M20: 17,666,312 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 14.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.63 AU - 6.01 AU

Year: 4698 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,060,689 km

• M1: 185,651 km (0.069 R)
• M2: 709,094 km (0.115 R)
• M3: 1,560,455 km (0.06 R)
• M4: 2,386,984 km (0.052 R)
• M5: 2,894,270 km (0.103 R)
• M6: 4,072,054 km (0.085 R)
• M7: 4,564,979 km (0.116 R)
• M8: 6,027,597 km (0.113 R)
• M9: 6,895,863 km (0.102 R)
• M10: 7,479,894 km (0.074 R)
• M11: 8,320,783 km (0.034 R)
• M12: 11,186,480 km (0.062 R)
• M13: 12,036,495 km (0.113 R)
• M14: 13,548,630 km (0.085 R)
• M15: 18,015,324 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 11.3

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.84 AU - 10.8 AU

Year: 10029 Days

Day: 8.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,060,689 km

• M1: 141,370 km (0.073 R)
• M2: 523,892 km (0.097 R)
• M3: 994,826 km (0.096 R)
• M4: 1,369,569 km (0.098 R)
• M5: 1,920,986 km (0.063 R)
• M6: 2,956,802 km (0.112 R)
• M7: 4,077,140 km (0.082 R)
• M8: 4,448,592 km (0.114 R)
• M9: 5,736,779 km (0.083 R)
• M10: 6,241,971 km (0.061 R)
• M11: 6,698,394 km (0.074 R)
• M12: 7,055,335 km (0.102 R)
• M13: 7,894,280 km (0.117 R)
• M14: 9,082,984 km (0.074 R)
• M15: 10,127,177 km (0.083 R)
• M16: 13,677,584 km (0.032 R)
• M17: 14,253,984 km (0.099 R)
• M18: 18,442,575 km (0.058 R)
• M19: 20,276,795 km (0.075 R)
• M20: 21,622,427 km (0.092 R)
• M21: 24,584,615 km (0.073 R)
• M22: 25,150,992 km (0.102 R)
• M23: 25,725,897 km (0.091 R)
• M24: 31,744,219 km (0.064 R)
• M25: 32,755,052 km (0.118 R)
• M26: 34,959,676 km (0.1 R)
• M27: 37,261,389 km (0.105 R)
• M28: 41,363,362 km (0.085 R)
• M29: 42,569,121 km (0.03 R)
• M30: 44,352,029 km (0.084 R)
• M31: 45,899,020 km (0.106 R)
• M32: 48,213,000 km (0.05 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 12,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit