🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.95 AU - 1.01 AU

Year: 443 Days

Day: 26.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,777,045 km

• M1: 256,411 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.41 AU - 1.71 AU

Year: 890 Days

Day: 41.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,777,045 km

• M1: 207,941 km (0.05 R)

Asteroid Belt

Center: 2.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.6

Radius: 12

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.74 AU - 3.08 AU

Year: 2266 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,777,045 km

• M1: 167,699 km (0.111 R)
• M2: 679,174 km (0.075 R)
• M3: 1,445,564 km (0.093 R)
• M4: 2,304,555 km (0.065 R)
• M5: 2,772,198 km (0.045 R)
• M6: 6,541,466 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.6

Radius: 14.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.98 AU - 4.7 AU

Year: 3436 Days

Day: 10.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,777,045 km

• M1: 179,069 km (0.094 R)
• M2: 667,207 km (0.037 R)
• M3: 1,814,173 km (0.105 R)
• M4: 2,295,280 km (0.042 R)
• M5: 2,745,121 km (0.058 R)
• M6: 3,236,101 km (0.101 R)
• M7: 4,374,990 km (0.112 R)
• M8: 6,310,637 km (0.066 R)
• M9: 7,602,713 km (0.099 R)
• M10: 8,509,276 km (0.112 R)
• M11: 9,448,003 km (0.097 R)
• M12: 9,962,769 km (0.071 R)
• M13: 10,962,682 km (0.052 R)
• M14: 12,445,496 km (0.105 R)
• M15: 14,783,411 km (0.055 R)
• M16: 16,934,928 km (0.092 R)
• M17: 17,400,776 km (0.102 R)
• M18: 18,788,445 km (0.105 R)
• M19: 19,732,258 km (0.051 R)
• M20: 20,313,745 km (0.073 R)
• M21: 21,375,591 km (0.078 R)
• M22: 22,543,950 km (0.077 R)
• M23: 23,899,756 km (0.053 R)
• M24: 24,783,730 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.8

Radius: 10.3

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.67 AU - 6.33 AU

Year: 5889 Days

Day: 8.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,777,045 km

• M1: 128,056 km (0.109 R)
• M2: 668,553 km (0.084 R)
• M3: 1,006,046 km (0.117 R)
• M4: 2,153,910 km (0.117 R)
• M5: 3,451,073 km (0.036 R)
• M6: 5,127,317 km (0.11 R)
• M7: 6,082,201 km (0.084 R)
• M8: 7,117,418 km (0.098 R)
• M9: 8,116,133 km (0.049 R)
• M10: 9,828,281 km (0.069 R)
• M11: 10,612,024 km (0.108 R)
• M12: 11,019,379 km (0.115 R)
• M13: 13,008,283 km (0.111 R)
• M14: 14,006,699 km (0.085 R)
• M15: 14,332,374 km (0.111 R)
• M16: 16,695,272 km (0.068 R)
• M17: 17,495,920 km (0.097 R)
• M18: 17,937,383 km (0.106 R)
• M19: 19,106,939 km (0.075 R)
• M20: 20,119,866 km (0.111 R)
• M21: 21,525,638 km (0.109 R)
• M22: 22,771,040 km (0.118 R)
• M23: 23,678,650 km (0.097 R)
• M24: 24,063,865 km (0.088 R)
• M25: 25,808,774 km (0.077 R)
• M26: 27,551,739 km (0.075 R)
• M27: 28,931,181 km (0.064 R)
• M28: 29,283,185 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.8

Radius: 14.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.66 AU - 7.84 AU

Year: 8007 Days

Day: 10.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,777,045 km

• M1: 178,171 km (0.054 R)
• M2: 830,867 km (0.102 R)
• M3: 1,311,375 km (0.114 R)
• M4: 1,948,961 km (0.096 R)
• M5: 2,615,270 km (0.115 R)
• M6: 5,593,165 km (0.1 R)
• M7: 6,810,742 km (0.039 R)
• M8: 7,586,407 km (0.053 R)
• M9: 8,166,997 km (0.097 R)
• M10: 11,409,830 km (0.084 R)
• M11: 12,173,676 km (0.12 R)
• M12: 17,335,850 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.2

Radius: 14.2

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.4 AU - 9.54 AU

Year: 12266 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,777,045 km

• M1: 176,525 km (0.067 R)
• M2: 882,927 km (0.115 R)
• M3: 1,758,224 km (0.097 R)
• M4: 2,280,021 km (0.047 R)
• M5: 3,431,027 km (0.114 R)
• M6: 4,098,234 km (0.05 R)
• M7: 8,084,867 km (0.106 R)
• M8: 8,863,674 km (0.099 R)
• M9: 11,030,449 km (0.074 R)
• M10: 13,353,106 km (0.086 R)
• M11: 14,692,156 km (0.076 R)
• M12: 15,919,158 km (0.1 R)
• M13: 17,994,081 km (0.108 R)
• M14: 18,650,367 km (0.076 R)
• M15: 19,171,715 km (0.098 R)
• M16: 19,626,343 km (0.108 R)
• M17: 20,165,943 km (0.112 R)
• M18: 24,667,043 km (0.088 R)
• M19: 30,510,935 km (0.109 R)
• M20: 31,027,496 km (0.093 R)
• M21: 32,612,037 km (0.087 R)
• M22: 38,283,890 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.5

Radius: 4.5

Gravity: 44.47 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.06 AU - 11.64 AU

Year: 16317 Days

Day: 19.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,777,045 km

• M1: 58,343 km (0.107 R)
• M2: 264,190 km (0.077 R)
• M3: 539,151 km (0.097 R)
• M4: 710,440 km (0.037 R)
• M5: 873,352 km (0.095 R)
• M6: 1,440,179 km (0.043 R)
• M7: 1,584,840 km (0.119 R)
• M8: 2,394,464 km (0.059 R)
• M9: 3,200,646 km (0.057 R)
• M10: 3,534,399 km (0.107 R)
• M11: 4,675,233 km (0.101 R)
• M12: 5,405,270 km (0.049 R)
• M13: 6,292,984 km (0.105 R)
• M14: 9,477,324 km (0.119 R)
• M15: 10,105,187 km (0.059 R)
• M16: 12,023,480 km (0.066 R)
• M17: 12,826,970 km (0.114 R)
• M18: 13,452,589 km (0.111 R)
• M19: 13,737,124 km (0.096 R)
• M20: 14,465,964 km (0.047 R)
• M21: 16,400,415 km (0.101 R)
• M22: 17,137,034 km (0.117 R)
• M23: 19,208,815 km (0.119 R)
• M24: 20,585,116 km (0.1 R)
• M25: 20,868,155 km (0.117 R)
• M26: 21,153,588 km (0.082 R)
• M27: 23,124,091 km (0.107 R)
• M28: 32,485,477 km (0.076 R)
• M29: 34,698,777 km (0.098 R)
• M30: 41,636,977 km (0.058 R)
• M31: 42,850,964 km (0.099 R)
• M32: 45,988,629 km (0.115 R)
• M33: 54,675,927 km (0.106 R)
• M34: 55,582,341 km (0.09 R)
• M35: 62,012,207 km (0.042 R)
• M36: 62,208,479 km (0.034 R)
• M37: 62,799,840 km (0.106 R)
• M38: 66,631,939 km (0.081 R)
• M39: 67,665,810 km (0.032 R)
• M40: 71,691,638 km (0.066 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 10,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit