🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.4

Radius: 10.4

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.39 AU - 0.65 AU

Year: 259 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 25,121,024 km

• M1: 129,402 km (0.118 R)
• M2: 458,966 km (0.095 R)
• M3: 825,182 km (0.054 R)
• M4: 1,354,310 km (0.088 R)
• M5: 2,296,178 km (0.116 R)
• M6: 2,986,422 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.6

Radius: 11.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.78 AU - 0.92 AU

Year: 541 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,121,024 km

• M1: 141,819 km (0.063 R)
• M2: 561,291 km (0.111 R)
• M3: 1,095,056 km (0.08 R)
• M4: 1,796,072 km (0.077 R)
• M5: 2,588,791 km (0.076 R)
• M6: 3,045,364 km (0.117 R)
• M7: 3,789,464 km (0.074 R)
• M8: 4,147,302 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.1

Radius: 10.9

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.02 AU - 1.48 AU

Year: 965 Days

Day: 13.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,121,024 km

• M1: 141,370 km (0.049 R)
• M2: 486,642 km (0.109 R)
• M3: 1,027,887 km (0.101 R)
• M4: 1,427,612 km (0.095 R)
• M5: 2,970,266 km (0.065 R)
• M6: 3,360,118 km (0.094 R)
• M7: 4,649,053 km (0.108 R)
• M8: 5,022,449 km (0.045 R)
• M9: 5,787,493 km (0.119 R)
• M10: 6,651,570 km (0.073 R)
• M11: 7,200,295 km (0.068 R)
• M12: 8,442,855 km (0.107 R)
• M13: 9,230,787 km (0.102 R)
• M14: 10,036,372 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 9.8

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.35 AU - 1.95 AU

Year: 1463 Days

Day: 11.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,121,024 km

• M1: 121,922 km (0.111 R)
• M2: 468,092 km (0.031 R)
• M3: 923,767 km (0.054 R)
• M4: 1,246,898 km (0.092 R)
• M5: 1,846,786 km (0.091 R)
• M6: 2,346,742 km (0.104 R)
• M7: 2,656,260 km (0.07 R)
• M8: 2,993,005 km (0.119 R)
• M9: 3,585,412 km (0.1 R)
• M10: 4,034,355 km (0.049 R)
• M11: 4,559,594 km (0.117 R)
• M12: 4,962,161 km (0.076 R)
• M13: 5,279,608 km (0.115 R)
• M14: 6,511,846 km (0.075 R)
• M15: 7,983,290 km (0.087 R)
• M16: 8,361,175 km (0.047 R)
• M17: 8,812,212 km (0.057 R)
• M18: 9,438,578 km (0.103 R)
• M19: 10,061,055 km (0.109 R)
• M20: 10,433,703 km (0.099 R)
• M21: 11,718,300 km (0.102 R)
• M22: 12,709,536 km (0.076 R)
• M23: 13,468,595 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.3

Radius: 12.2

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.18 AU - 2.96 AU

Year: 2844 Days

Day: 6 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,121,024 km

• M1: 151,692 km (0.073 R)
• M2: 584,778 km (0.059 R)
• M3: 1,114,355 km (0.098 R)
• M4: 1,541,157 km (0.103 R)
• M5: 2,225,717 km (0.114 R)
• M6: 2,917,757 km (0.11 R)
• M7: 3,439,853 km (0.112 R)
• M8: 3,884,608 km (0.118 R)
• M9: 4,576,049 km (0.085 R)
• M10: 6,276,379 km (0.119 R)
• M11: 7,256,245 km (0.079 R)
• M12: 8,105,811 km (0.113 R)
• M13: 8,569,564 km (0.086 R)
• M14: 9,236,173 km (0.115 R)
• M15: 9,839,501 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.5

Radius: 11.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.23 AU - 5.23 AU

Year: 6005 Days

Day: 6.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,121,024 km

• M1: 154,983 km (0.064 R)
• M2: 529,427 km (0.078 R)
• M3: 977,921 km (0.115 R)
• M4: 1,638,246 km (0.098 R)
• M5: 2,140,297 km (0.115 R)
• M6: 3,188,978 km (0.089 R)
• M7: 4,505,140 km (0.04 R)
• M8: 4,922,668 km (0.071 R)
• M9: 5,393,003 km (0.107 R)
• M10: 5,921,981 km (0.113 R)
• M11: 6,485,217 km (0.04 R)
• M12: 7,650,734 km (0.077 R)
• M13: 8,762,097 km (0.063 R)
• M14: 9,574,114 km (0.082 R)
• M15: 11,755,101 km (0.101 R)
• M16: 13,531,875 km (0.058 R)
• M17: 14,041,406 km (0.118 R)
• M18: 18,342,494 km (0.107 R)
• M19: 19,476,895 km (0.092 R)
• M20: 20,061,224 km (0.098 R)
• M21: 20,993,518 km (0.077 R)
• M22: 25,166,102 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.8

Radius: 6.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.13 AU - 6.63 AU

Year: 9842 Days

Day: 22 Hours

Environment

Temp: -236 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,121,024 km

• M1: 87,814 km (0.088 R)
• M2: 356,043 km (0.098 R)
• M3: 671,545 km (0.085 R)
• M4: 1,416,542 km (0.099 R)
• M5: 1,700,180 km (0.058 R)
• M6: 2,021,217 km (0.049 R)
• M7: 3,031,152 km (0.12 R)
• M8: 4,920,124 km (0.054 R)
• M9: 6,710,362 km (0.105 R)
• M10: 8,027,272 km (0.049 R)
• M11: 9,352,560 km (0.099 R)
• M12: 9,865,082 km (0.113 R)
• M13: 10,313,128 km (0.099 R)
• M14: 10,946,076 km (0.036 R)
• M15: 11,294,041 km (0.095 R)
• M16: 13,990,692 km (0.072 R)
• M17: 16,628,551 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 17,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit