🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 14.4

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.83 AU - 0.89 AU

Year: 515 Days

Day: 13.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 9,066,000 km

• M1: 179,667 km (0.062 R)
• M2: 353,201 km (0.099 R)
• M3: 460,612 km (0.103 R)
• M4: 623,075 km (0.058 R)
• M5: 747,241 km (0.11 R)
• M6: 876,494 km (0.095 R)
• M7: 985,102 km (0.1 R)
• M8: 1,088,773 km (0.118 R)
• M9: 1,228,049 km (0.117 R)
• M10: 1,395,898 km (0.119 R)
• M11: 1,565,991 km (0.107 R)
• M12: 1,810,284 km (0.031 R)
• M13: 1,959,283 km (0.117 R)
• M14: 2,067,443 km (0.032 R)
• M15: 2,171,114 km (0.114 R)
• M16: 2,276,580 km (0.12 R)
• M17: 2,397,455 km (0.081 R)
• M18: 2,555,132 km (0.101 R)
• M19: 2,773,395 km (0.093 R)
• M20: 2,924,788 km (0.117 R)
• M21: 3,093,834 km (0.099 R)
• M22: 3,235,952 km (0.117 R)
• M23: 3,620,717 km (0.106 R)
• M24: 3,850,649 km (0.106 R)
• M25: 4,069,212 km (0.052 R)
• M26: 4,200,708 km (0.105 R)
• M27: 4,291,963 km (0.057 R)
• M28: 4,569,766 km (0.079 R)
• M29: 4,810,170 km (0.092 R)
• M30: 4,923,266 km (0.096 R)
• M31: 5,028,433 km (0.107 R)
• M32: 5,232,186 km (0.065 R)
• M33: 5,420,529 km (0.051 R)
• M34: 5,520,161 km (0.091 R)
• M35: 5,657,043 km (0.059 R)
• M36: 6,018,023 km (0.078 R)
• M37: 6,130,670 km (0.055 R)
• M38: 6,358,209 km (0.061 R)
• M39: 6,540,269 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.1

Radius: 10.1

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.8 AU - 0.92 AU

Year: 515 Days

Day: 12.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 9,066,000 km

• M1: 129,851 km (0.119 R)
• M2: 202,406 km (0.058 R)
• M3: 281,693 km (0.049 R)
• M4: 346,319 km (0.068 R)
• M5: 528,978 km (0.113 R)
• M6: 593,305 km (0.112 R)
• M7: 730,786 km (0.09 R)
• M8: 910,602 km (0.102 R)
• M9: 974,032 km (0.117 R)
• M10: 1,133,653 km (0.116 R)
• M11: 1,202,468 km (0.11 R)
• M12: 1,272,629 km (0.101 R)
• M13: 1,344,286 km (0.074 R)
• M14: 1,435,990 km (0.077 R)
• M15: 1,523,355 km (0.042 R)
• M16: 1,671,158 km (0.11 R)
• M17: 1,790,088 km (0.072 R)
• M18: 1,884,784 km (0.102 R)
• M19: 1,994,888 km (0.088 R)
• M20: 2,171,563 km (0.055 R)
• M21: 2,250,999 km (0.07 R)
• M22: 2,316,673 km (0.07 R)
• M23: 2,420,194 km (0.118 R)
• M24: 2,494,993 km (0.119 R)
• M25: 2,585,949 km (0.049 R)
• M26: 2,685,731 km (0.073 R)
• M27: 2,763,372 km (0.102 R)
• M28: 2,865,547 km (0.104 R)
• M29: 2,928,977 km (0.036 R)
• M30: 3,025,168 km (0.093 R)
• M31: 3,106,101 km (0.045 R)
• M32: 3,236,999 km (0.079 R)
• M33: 3,303,271 km (0.066 R)
• M34: 3,658,266 km (0.048 R)
• M35: 3,963,596 km (0.091 R)
• M36: 4,097,037 km (0.108 R)
• M37: 4,177,820 km (0.114 R)
• M38: 4,313,655 km (0.05 R)
• M39: 4,414,184 km (0.089 R)
• M40: 4,617,637 km (0.059 R)
• M41: 4,767,535 km (0.065 R)
• M42: 4,843,081 km (0.111 R)
• M43: 4,966,799 km (0.081 R)
• M44: 5,033,819 km (0.074 R)
• M45: 5,275,719 km (0.09 R)
• M46: 5,403,026 km (0.088 R)
• M47: 5,581,048 km (0.061 R)
• M48: 5,892,211 km (0.054 R)
• M49: 6,157,598 km (0.063 R)
• M50: 6,270,993 km (0.104 R)
• M51: 6,416,402 km (0.111 R)
• M52: 6,891,376 km (0.071 R)
• M53: 6,977,095 km (0.086 R)
• M54: 7,149,432 km (0.093 R)
• M55: 7,268,661 km (0.094 R)
• M56: 7,399,709 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.7

Radius: 13.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.74 AU - 1.14 AU

Year: 588 Days

Day: 12.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 9,066,000 km

• M1: 172,636 km (0.113 R)
• M2: 263,891 km (0.036 R)
• M3: 475,272 km (0.116 R)
• M4: 612,304 km (0.104 R)
• M5: 721,959 km (0.092 R)
• M6: 870,061 km (0.094 R)
• M7: 1,029,383 km (0.103 R)
• M8: 1,130,062 km (0.094 R)
• M9: 1,216,829 km (0.113 R)
• M10: 1,379,143 km (0.104 R)
• M11: 1,561,802 km (0.105 R)
• M12: 1,719,328 km (0.116 R)
• M13: 1,813,874 km (0.051 R)
• M14: 2,029,594 km (0.055 R)
• M15: 2,188,018 km (0.064 R)
• M16: 2,320,712 km (0.118 R)
• M17: 2,418,399 km (0.079 R)
• M18: 2,602,405 km (0.112 R)
• M19: 2,767,261 km (0.113 R)
• M20: 2,871,082 km (0.105 R)
• M21: 3,316,734 km (0.115 R)
• M22: 3,504,779 km (0.12 R)
• M23: 3,722,743 km (0.072 R)
• M24: 3,927,243 km (0.077 R)
• M25: 4,144,759 km (0.081 R)
• M26: 4,291,963 km (0.109 R)
• M27: 4,385,013 km (0.116 R)
• M28: 4,525,635 km (0.103 R)
• M29: 4,667,902 km (0.088 R)
• M30: 4,811,516 km (0.116 R)
• M31: 5,411,254 km (0.117 R)
• M32: 5,869,024 km (0.089 R)
• M33: 6,244,365 km (0.038 R)
• M34: 6,403,088 km (0.102 R)
• M35: 6,627,485 km (0.096 R)
• M36: 6,800,270 km (0.092 R)
• M37: 7,040,375 km (0.076 R)
• M38: 7,128,339 km (0.088 R)
• M39: 7,216,751 km (0.096 R)
• M40: 7,383,403 km (0.118 R)
• M41: 7,664,198 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.4

Radius: 14.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.35 AU - 1.73 AU

Year: 1234 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 9,066,000 km

• M1: 185,651 km (0.071 R)
• M2: 287,527 km (0.093 R)
• M3: 417,079 km (0.084 R)
• M4: 573,109 km (0.095 R)
• M5: 670,647 km (0.062 R)
• M6: 791,373 km (0.117 R)
• M7: 920,775 km (0.03 R)
• M8: 1,076,805 km (0.062 R)
• M9: 1,268,889 km (0.082 R)
• M10: 1,383,032 km (0.055 R)
• M11: 1,579,305 km (0.07 R)
• M12: 1,681,181 km (0.101 R)
• M13: 1,845,888 km (0.026 R)
• M14: 1,977,085 km (0.051 R)
• M15: 2,151,666 km (0.052 R)
• M16: 2,298,571 km (0.107 R)
• M17: 2,415,108 km (0.069 R)
• M18: 2,508,158 km (0.114 R)
• M19: 2,602,554 km (0.068 R)
• M20: 2,955,904 km (0.086 R)
• M21: 3,074,236 km (0.085 R)
• M22: 3,231,314 km (0.115 R)
• M23: 3,334,537 km (0.095 R)
• M24: 3,641,063 km (0.102 R)
• M25: 3,857,231 km (0.117 R)
• M26: 4,087,762 km (0.073 R)
• M27: 4,531,320 km (0.068 R)
• M28: 4,828,421 km (0.107 R)
• M29: 5,132,105 km (0.083 R)
• M30: 5,386,421 km (0.064 R)
• M31: 5,588,228 km (0.096 R)
• M32: 5,895,951 km (0.077 R)
• M33: 6,045,998 km (0.12 R)
• M34: 6,432,858 km (0.064 R)
• M35: 6,539,821 km (0.097 R)
• M36: 6,719,338 km (0.072 R)
• M37: 6,961,387 km (0.081 R)
• M38: 7,107,993 km (0.113 R)
• M39: 7,255,646 km (0.077 R)
• M40: 7,379,364 km (0.093 R)
• M41: 7,591,494 km (0.056 R)
• M42: 7,729,872 km (0.116 R)
• M43: 7,932,726 km (0.033 R)
• M44: 8,085,915 km (0.116 R)
• M45: 8,408,298 km (0.108 R)
• M46: 8,695,675 km (0.117 R)
• M47: 8,840,486 km (0.111 R)
• M48: 8,972,880 km (0.063 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 12,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit