🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 14.9

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.6 AU - 0.66 AU

Year: 333 Days

Day: 6.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,702,343 km

• M1: 185,651 km (0.071 R)
• M2: 832,213 km (0.073 R)
• M3: 1,540,858 km (0.1 R)
• M4: 2,398,503 km (0.075 R)
• M5: 3,114,628 km (0.057 R)
• M6: 4,780,998 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.2

Radius: 13.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.96 AU - 1.16 AU

Year: 728 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,702,343 km

• M1: 174,730 km (0.114 R)
• M2: 781,649 km (0.06 R)
• M3: 1,381,387 km (0.074 R)
• M4: 1,860,549 km (0.098 R)
• M5: 2,302,610 km (0.081 R)
• M6: 2,895,317 km (0.081 R)
• M7: 3,961,501 km (0.055 R)
• M8: 4,406,405 km (0.081 R)
• M9: 4,917,880 km (0.112 R)
• M10: 5,522,705 km (0.111 R)
• M11: 6,235,239 km (0.052 R)
• M12: 7,440,549 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.7

Radius: 9

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.27 AU - 3.77 AU

Year: 3500 Days

Day: 8.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,702,343 km

• M1: 112,797 km (0.096 R)
• M2: 394,938 km (0.094 R)
• M3: 741,706 km (0.089 R)
• M4: 1,139,487 km (0.111 R)
• M5: 1,552,975 km (0.095 R)
• M6: 1,933,403 km (0.048 R)
• M7: 2,465,672 km (0.111 R)
• M8: 2,750,357 km (0.108 R)
• M9: 3,330,198 km (0.1 R)
• M10: 3,780,937 km (0.092 R)
• M11: 4,161,514 km (0.089 R)
• M12: 4,475,220 km (0.102 R)
• M13: 4,975,476 km (0.06 R)
• M14: 5,619,195 km (0.095 R)
• M15: 5,919,588 km (0.034 R)
• M16: 6,201,879 km (0.118 R)
• M17: 6,916,508 km (0.108 R)
• M18: 7,261,929 km (0.046 R)
• M19: 9,277,611 km (0.091 R)
• M20: 10,091,573 km (0.117 R)
• M21: 11,552,845 km (0.076 R)
• M22: 12,311,456 km (0.072 R)
• M23: 13,007,834 km (0.083 R)
• M24: 13,730,392 km (0.114 R)
• M25: 18,759,423 km (0.064 R)
• M26: 21,548,975 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.8

Radius: 13.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.14 AU - 4 AU

Year: 4498 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,702,343 km

• M1: 167,699 km (0.079 R)
• M2: 664,963 km (0.067 R)
• M3: 1,190,350 km (0.086 R)
• M4: 2,411,218 km (0.044 R)
• M5: 3,082,763 km (0.115 R)
• M6: 3,503,433 km (0.083 R)
• M7: 5,004,049 km (0.109 R)
• M8: 7,255,198 km (0.083 R)
• M9: 8,220,702 km (0.093 R)
• M10: 10,197,488 km (0.039 R)
• M11: 12,142,859 km (0.082 R)
• M12: 22,002,556 km (0.11 R)
• M13: 24,617,377 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.5

Radius: 14.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.37 AU - 4.79 AU

Year: 5496 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,702,343 km

• M1: 177,872 km (0.034 R)
• M2: 663,915 km (0.067 R)
• M3: 1,343,838 km (0.058 R)
• M4: 2,693,659 km (0.069 R)
• M5: 3,444,042 km (0.08 R)
• M6: 4,257,256 km (0.091 R)
• M7: 5,924,973 km (0.084 R)
• M8: 6,589,936 km (0.09 R)
• M9: 7,164,242 km (0.114 R)
• M10: 8,221,450 km (0.039 R)
• M11: 8,688,495 km (0.028 R)
• M12: 9,173,042 km (0.036 R)
• M13: 10,691,012 km (0.063 R)
• M14: 11,295,686 km (0.075 R)
• M15: 12,881,723 km (0.086 R)
• M16: 14,000,416 km (0.108 R)
• M17: 17,363,825 km (0.116 R)
• M18: 18,005,151 km (0.061 R)
• M19: 18,728,606 km (0.095 R)
• M20: 20,586,911 km (0.082 R)
• M21: 28,018,335 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.9

Radius: 13.4

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.53 AU - 5.95 AU

Year: 7999 Days

Day: 9.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,702,343 km

• M1: 261,946 km (0.06 R)
• M2: 1,035,816 km (0.091 R)
• M3: 1,991,297 km (0.111 R)
• M4: 3,489,969 km (0.102 R)
• M5: 3,942,502 km (0.067 R)
• M6: 4,563,782 km (0.075 R)
• M7: 5,321,944 km (0.107 R)
• M8: 7,060,571 km (0.114 R)
• M9: 9,012,374 km (0.116 R)
• M10: 10,473,796 km (0.12 R)
• M11: 13,312,565 km (0.084 R)
• M12: 14,763,365 km (0.081 R)
• M13: 15,602,460 km (0.087 R)
• M14: 18,649,319 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.1

Radius: 8.2

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.66 AU - 6.76 AU

Year: 9099 Days

Day: 11.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,702,343 km

• M1: 102,475 km (0.085 R)
• M2: 529,277 km (0.067 R)
• M3: 1,079,797 km (0.108 R)
• M4: 1,612,515 km (0.071 R)
• M5: 1,876,855 km (0.092 R)
• M6: 2,170,216 km (0.044 R)
• M7: 3,425,342 km (0.078 R)
• M8: 4,022,388 km (0.102 R)
• M9: 5,014,820 km (0.109 R)
• M10: 5,584,788 km (0.098 R)
• M11: 7,555,590 km (0.102 R)
• M12: 9,147,910 km (0.067 R)
• M13: 9,614,206 km (0.116 R)
• M14: 11,108,240 km (0.032 R)
• M15: 14,425,124 km (0.059 R)
• M16: 16,785,928 km (0.049 R)
• M17: 17,203,007 km (0.115 R)
• M18: 18,717,536 km (0.101 R)
• M19: 22,677,392 km (0.114 R)
• M20: 27,931,119 km (0.118 R)
• M21: 29,814,407 km (0.065 R)
• M22: 38,797,460 km (0.039 R)
• M23: 41,264,029 km (0.105 R)
• M24: 41,642,811 km (0.111 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: 149 - 19,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit