🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.55 AU - 0.87 AU

Year: 211 Days

Day: 30.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 70,549,479 km

• M1: 39,045 km (0.097 R)
• M2: 91,255 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.6 AU - 1.84 AU

Year: 797 Days

Day: 18.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.76 AU - 3.78 AU

Year: 2088 Days

Day: 45.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 8.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 10.67 AU - 13.27 AU

Year: 14623 Days

Day: 5 Hours

Environment

Temp: -172 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,549,479 km

• M1: 110,702 km (0.115 R)
• M2: 445,054 km (0.107 R)
• M3: 900,130 km (0.061 R)
• M4: 1,214,136 km (0.081 R)
• M5: 1,497,923 km (0.051 R)
• M6: 2,108,881 km (0.098 R)
• M7: 2,696,950 km (0.05 R)
• M8: 3,442,097 km (0.105 R)
• M9: 3,849,153 km (0.108 R)
• M10: 5,844,938 km (0.112 R)
• M11: 7,793,002 km (0.083 R)
• M12: 10,580,160 km (0.108 R)
• M13: 11,325,008 km (0.116 R)
• M14: 12,664,507 km (0.073 R)
• M15: 13,703,015 km (0.087 R)
• M16: 15,365,646 km (0.08 R)
• M17: 16,320,380 km (0.054 R)
• M18: 17,236,218 km (0.116 R)
• M19: 19,590,589 km (0.119 R)
• M20: 20,103,111 km (0.115 R)
• M21: 20,888,799 km (0.04 R)
• M22: 23,848,593 km (0.066 R)
• M23: 35,761,221 km (0.081 R)
• M24: 40,520,528 km (0.112 R)
• M25: 43,194,889 km (0.101 R)
• M26: 44,355,320 km (0.115 R)
• M27: 46,285,282 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253

Radius: 3.6

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.35 AU - 15.75 AU

Year: 18596 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,549,479 km

• M1: 45,179 km (0.098 R)
• M2: 273,914 km (0.115 R)
• M3: 636,689 km (0.116 R)
• M4: 916,586 km (0.034 R)
• M5: 1,197,681 km (0.047 R)
• M6: 1,533,528 km (0.091 R)
• M7: 7,225,128 km (0.097 R)
• M8: 10,394,210 km (0.067 R)
• M9: 13,538,757 km (0.091 R)
• M10: 14,646,380 km (0.104 R)
• M11: 14,983,424 km (0.055 R)
• M12: 18,020,560 km (0.09 R)
• M13: 18,174,645 km (0.118 R)
• M14: 19,682,592 km (0.108 R)
• M15: 21,443,957 km (0.119 R)
• M16: 22,053,569 km (0.094 R)
• M17: 23,034,931 km (0.057 R)
• M18: 23,307,647 km (0.103 R)
• M19: 23,582,309 km (0.082 R)
• M20: 24,325,511 km (0.114 R)
• M21: 28,070,096 km (0.08 R)
• M22: 28,485,379 km (0.076 R)
• M23: 29,010,019 km (0.109 R)
• M24: 36,675,713 km (0.104 R)
• M25: 36,799,281 km (0.047 R)
• M26: 38,431,693 km (0.086 R)
• M27: 39,850,030 km (0.075 R)
• M28: 43,617,354 km (0.094 R)
• M29: 44,735,747 km (0.039 R)
• M30: 46,593,603 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617

Radius: 5.6

Gravity: 19.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 12.56 AU - 15.76 AU

Year: 18815 Days

Day: 22 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,549,479 km

• M1: 71,957 km (0.061 R)
• M2: 352,901 km (0.059 R)
• M3: 530,474 km (0.083 R)
• M4: 750,682 km (0.112 R)
• M5: 2,314,728 km (0.084 R)
• M6: 2,534,038 km (0.052 R)
• M7: 2,743,176 km (0.028 R)
• M8: 3,169,829 km (0.102 R)
• M9: 5,712,395 km (0.084 R)
• M10: 7,480,941 km (0.12 R)
• M11: 7,718,951 km (0.11 R)
• M12: 9,640,536 km (0.092 R)
• M13: 11,167,631 km (0.103 R)
• M14: 14,692,456 km (0.088 R)
• M15: 15,066,002 km (0.102 R)
• M16: 17,442,364 km (0.051 R)
• M17: 19,784,767 km (0.027 R)
• M18: 20,240,293 km (0.061 R)
• M19: 20,609,949 km (0.091 R)
• M20: 21,649,355 km (0.12 R)
• M21: 23,627,936 km (0.087 R)
• M22: 24,140,758 km (0.096 R)
• M23: 27,713,454 km (0.091 R)
• M24: 29,684,556 km (0.111 R)
• M25: 30,764,952 km (0.106 R)
• M26: 34,555,762 km (0.116 R)
• M27: 36,020,175 km (0.081 R)
• M28: 37,525,579 km (0.055 R)
• M29: 37,803,681 km (0.118 R)
• M30: 38,364,075 km (0.051 R)
• M31: 42,593,805 km (0.077 R)
• M32: 43,200,424 km (0.078 R)
• M33: 57,679,853 km (0.085 R)
• M34: 62,816,296 km (0.115 R)
• M35: 68,456,135 km (0.05 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 17,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit