🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.52 AU - 0.6 AU

Year: 275 Days

Day: 26.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542

Radius: 8.4

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.98 AU - 1.38 AU

Year: 841 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,668,462 km

• M1: 107,411 km (0.063 R)
• M2: 414,835 km (0.114 R)
• M3: 891,005 km (0.101 R)
• M4: 1,993,541 km (0.088 R)
• M5: 3,138,115 km (0.037 R)
• M6: 3,607,852 km (0.109 R)
• M7: 4,016,703 km (0.094 R)
• M8: 4,359,432 km (0.114 R)
• M9: 5,930,209 km (0.059 R)
• M10: 8,063,475 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 11.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.53 AU - 1.61 AU

Year: 1291 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,668,462 km

• M1: 145,559 km (0.027 R)
• M2: 512,373 km (0.118 R)
• M3: 1,084,884 km (0.037 R)
• M4: 1,453,343 km (0.086 R)
• M5: 1,975,440 km (0.043 R)
• M6: 3,134,823 km (0.053 R)
• M7: 4,048,717 km (0.086 R)
• M8: 4,595,048 km (0.092 R)
• M9: 4,979,814 km (0.056 R)
• M10: 5,526,594 km (0.091 R)
• M11: 6,354,768 km (0.118 R)
• M12: 7,610,492 km (0.106 R)
• M13: 8,391,244 km (0.049 R)
• M14: 9,138,635 km (0.076 R)
• M15: 9,869,869 km (0.119 R)
• M16: 10,576,719 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.8

Radius: 11.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.28 AU - 1.94 AU

Year: 1340 Days

Day: 9.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,668,462 km

• M1: 140,921 km (0.094 R)
• M2: 500,704 km (0.035 R)
• M3: 1,049,579 km (0.089 R)
• M4: 1,650,214 km (0.058 R)
• M5: 2,025,256 km (0.103 R)
• M6: 2,433,509 km (0.077 R)
• M7: 3,050,001 km (0.109 R)
• M8: 3,638,370 km (0.091 R)
• M9: 4,019,994 km (0.089 R)
• M10: 4,520,698 km (0.114 R)
• M11: 5,022,599 km (0.12 R)
• M12: 5,518,815 km (0.112 R)
• M13: 6,184,825 km (0.097 R)
• M14: 7,920,459 km (0.102 R)
• M15: 9,613,608 km (0.093 R)
• M16: 11,606,700 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.7

Radius: 9.1

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.48 AU - 2.7 AU

Year: 2734 Days

Day: 7.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,668,462 km

• M1: 113,246 km (0.116 R)
• M2: 517,908 km (0.028 R)
• M3: 1,757,476 km (0.096 R)
• M4: 2,052,483 km (0.06 R)
• M5: 2,394,912 km (0.095 R)
• M6: 3,029,058 km (0.085 R)
• M7: 3,350,843 km (0.068 R)
• M8: 3,886,403 km (0.056 R)
• M9: 4,288,223 km (0.114 R)
• M10: 4,673,437 km (0.052 R)
• M11: 5,943,523 km (0.045 R)
• M12: 6,287,449 km (0.054 R)
• M13: 8,146,502 km (0.098 R)
• M14: 8,705,250 km (0.064 R)
• M15: 9,501,709 km (0.118 R)
• M16: 10,766,708 km (0.059 R)
• M17: 11,520,831 km (0.086 R)
• M18: 11,973,215 km (0.111 R)
• M19: 12,523,137 km (0.083 R)
• M20: 13,089,814 km (0.113 R)
• M21: 13,810,576 km (0.119 R)
• M22: 15,528,857 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.1

Radius: 13.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.83 AU - 4.87 AU

Year: 7007 Days

Day: 14.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,668,462 km

• M1: 190,588 km (0.108 R)
• M2: 647,011 km (0.111 R)
• M3: 1,151,904 km (0.119 R)
• M4: 2,682,739 km (0.073 R)
• M5: 3,675,171 km (0.075 R)
• M6: 4,624,220 km (0.106 R)
• M7: 6,246,609 km (0.096 R)
• M8: 8,221,749 km (0.084 R)
• M9: 9,484,206 km (0.119 R)
• M10: 12,444,598 km (0.064 R)
• M11: 16,099,872 km (0.096 R)
• M12: 17,131,499 km (0.092 R)
• M13: 18,344,140 km (0.118 R)
• M14: 19,757,840 km (0.072 R)
• M15: 20,343,216 km (0.106 R)
• M16: 20,940,261 km (0.051 R)
• M17: 22,013,027 km (0.064 R)
• M18: 22,961,328 km (0.064 R)
• M19: 24,268,066 km (0.073 R)
• M20: 36,562,019 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.1

Radius: 4.7

Gravity: 43.6 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.98 AU - 6.08 AU

Year: 9714 Days

Day: 20.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,668,462 km

• M1: 59,241 km (0.077 R)
• M2: 265,985 km (0.03 R)
• M3: 492,027 km (0.084 R)
• M4: 930,798 km (0.073 R)
• M5: 1,302,100 km (0.088 R)
• M6: 2,452,208 km (0.101 R)
• M7: 2,810,645 km (0.101 R)
• M8: 4,948,997 km (0.072 R)
• M9: 6,362,397 km (0.109 R)
• M10: 7,758,594 km (0.108 R)
• M11: 9,003,847 km (0.044 R)
• M12: 9,699,328 km (0.104 R)
• M13: 11,593,536 km (0.084 R)
• M14: 12,476,014 km (0.11 R)
• M15: 13,720,967 km (0.074 R)
• M16: 14,978,337 km (0.082 R)
• M17: 17,796,163 km (0.057 R)
• M18: 26,492,885 km (0.081 R)
• M19: 37,775,407 km (0.087 R)
• M20: 39,442,975 km (0.097 R)
• M21: 42,239,258 km (0.087 R)
• M22: 47,042,098 km (0.118 R)
• M23: 47,188,704 km (0.114 R)
• M24: 47,482,663 km (0.06 R)
• M25: 49,574,640 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 18,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit