🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.7

Radius: 10.5

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.77 AU - 1.07 AU

Year: 588 Days

Day: 10 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,437,052 km

• M1: 131,048 km (0.105 R)
• M2: 541,095 km (0.073 R)
• M3: 1,044,492 km (0.074 R)
• M4: 1,471,295 km (0.055 R)
• M5: 2,005,359 km (0.1 R)
• M6: 3,046,411 km (0.104 R)
• M7: 3,414,422 km (0.102 R)
• M8: 3,772,410 km (0.068 R)
• M9: 4,504,392 km (0.091 R)
• M10: 4,888,709 km (0.066 R)
• M11: 5,295,017 km (0.092 R)
• M12: 5,653,603 km (0.057 R)
• M13: 6,120,049 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.4

Radius: 10.3

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.92 AU - 1.26 AU

Year: 759 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,437,052 km

• M1: 128,505 km (0.092 R)
• M2: 486,492 km (0.058 R)
• M3: 873,352 km (0.117 R)
• M4: 1,233,883 km (0.051 R)
• M5: 1,661,434 km (0.04 R)
• M6: 2,321,909 km (0.077 R)
• M7: 2,809,149 km (0.062 R)
• M8: 3,162,200 km (0.077 R)
• M9: 3,748,025 km (0.043 R)
• M10: 4,209,684 km (0.048 R)
• M11: 4,538,201 km (0.068 R)
• M12: 4,955,130 km (0.116 R)
• M13: 5,550,979 km (0.107 R)
• M14: 6,214,744 km (0.107 R)
• M15: 6,907,981 km (0.082 R)
• M16: 7,748,721 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 9.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.75 AU - 2.13 AU

Year: 1802 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,437,052 km

• M1: 123,867 km (0.04 R)
• M2: 470,186 km (0.114 R)
• M3: 869,612 km (0.1 R)
• M4: 1,191,098 km (0.097 R)
• M5: 1,584,541 km (0.094 R)
• M6: 2,704,730 km (0.054 R)
• M7: 3,583,617 km (0.119 R)
• M8: 4,071,904 km (0.104 R)
• M9: 4,452,781 km (0.069 R)
• M10: 5,038,157 km (0.112 R)
• M11: 6,927,279 km (0.093 R)
• M12: 9,064,285 km (0.054 R)
• M13: 9,747,797 km (0.043 R)
• M14: 10,102,344 km (0.081 R)
• M15: 10,599,608 km (0.09 R)
• M16: 12,830,261 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.1

Radius: 5.3

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.42 AU - 6.74 AU

Year: 11256 Days

Day: 16.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,437,052 km

• M1: 67,169 km (0.095 R)
• M2: 519,404 km (0.038 R)
• M3: 885,769 km (0.119 R)
• M4: 1,262,456 km (0.078 R)
• M5: 1,710,502 km (0.106 R)
• M6: 2,937,354 km (0.083 R)
• M7: 3,289,508 km (0.069 R)
• M8: 3,819,084 km (0.117 R)
• M9: 4,348,212 km (0.103 R)
• M10: 6,698,245 km (0.112 R)
• M11: 7,075,082 km (0.05 R)
• M12: 8,680,566 km (0.12 R)
• M13: 8,902,569 km (0.1 R)
• M14: 9,265,643 km (0.096 R)
• M15: 9,973,092 km (0.035 R)
• M16: 10,614,717 km (0.047 R)
• M17: 10,817,572 km (0.079 R)
• M18: 12,933,334 km (0.116 R)
• M19: 15,897,018 km (0.051 R)
• M20: 16,566,767 km (0.083 R)
• M21: 17,395,091 km (0.111 R)
• M22: 19,434,708 km (0.057 R)
• M23: 19,738,541 km (0.088 R)
• M24: 20,277,842 km (0.109 R)
• M25: 20,747,878 km (0.104 R)
• M26: 22,036,814 km (0.05 R)
• M27: 22,367,126 km (0.102 R)
• M28: 24,068,801 km (0.092 R)
• M29: 25,855,000 km (0.086 R)
• M30: 26,407,465 km (0.08 R)
• M31: 27,156,501 km (0.043 R)
• M32: 28,403,699 km (0.105 R)
• M33: 28,696,911 km (0.08 R)
• M34: 29,588,364 km (0.081 R)
• M35: 34,435,335 km (0.095 R)
• M36: 35,554,776 km (0.117 R)
• M37: 42,657,534 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.2

Radius: 3.7

Gravity: 21.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.77 AU - 9.25 AU

Year: 16555 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,437,052 km

• M1: 59,839 km (0.118 R)
• M2: 193,430 km (0.045 R)
• M3: 370,255 km (0.088 R)
• M4: 506,090 km (0.112 R)
• M5: 871,707 km (0.079 R)
• M6: 1,037,910 km (0.028 R)
• M7: 1,188,106 km (0.085 R)
• M8: 1,681,779 km (0.09 R)
• M9: 1,974,692 km (0.113 R)
• M10: 2,281,517 km (0.093 R)
• M11: 2,476,294 km (0.107 R)
• M12: 3,058,229 km (0.077 R)
• M13: 3,175,215 km (0.114 R)
• M14: 3,295,342 km (0.109 R)
• M15: 4,730,285 km (0.052 R)
• M16: 6,120,797 km (0.052 R)
• M17: 6,928,925 km (0.079 R)
• M18: 7,676,166 km (0.109 R)
• M19: 8,248,228 km (0.115 R)
• M20: 8,521,544 km (0.11 R)
• M21: 9,928,811 km (0.086 R)
• M22: 11,939,705 km (0.104 R)
• M23: 14,931,962 km (0.054 R)
• M24: 17,553,365 km (0.092 R)
• M25: 19,648,932 km (0.091 R)
• M26: 21,389,952 km (0.058 R)
• M27: 25,461,109 km (0.115 R)
• M28: 26,925,223 km (0.107 R)
• M29: 27,728,564 km (0.105 R)
• M30: 28,444,390 km (0.096 R)
• M31: 37,026,520 km (0.095 R)
• M32: 38,775,319 km (0.119 R)
• M33: 42,571,515 km (0.062 R)
• M34: 45,469,974 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 19,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit