🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.43 AU - 0.63 AU

Year: 253 Days

Day: 35.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.57 AU - 0.65 AU

Year: 313 Days

Day: 33.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.3

Radius: 9.7

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.66 AU - 0.7 AU

Year: 368 Days

Day: 5.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,917,185 km

• M1: 120,725 km (0.116 R)
• M2: 464,950 km (0.052 R)
• M3: 844,630 km (0.083 R)
• M4: 1,160,131 km (0.108 R)
• M5: 1,679,386 km (0.11 R)
• M6: 1,993,691 km (0.07 R)
• M7: 3,162,349 km (0.105 R)
• M8: 3,562,972 km (0.111 R)
• M9: 3,895,229 km (0.041 R)
• M10: 4,411,641 km (0.073 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.2

Radius: 9.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.02 AU - 1.56 AU

Year: 961 Days

Day: 5.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,917,185 km

• M1: 120,576 km (0.048 R)
• M2: 578,495 km (0.119 R)
• M3: 882,328 km (0.084 R)
• M4: 1,193,342 km (0.076 R)
• M5: 1,698,385 km (0.065 R)
• M6: 2,094,819 km (0.095 R)
• M7: 2,978,344 km (0.094 R)
• M8: 3,684,446 km (0.115 R)
• M9: 4,370,502 km (0.079 R)
• M10: 5,631,313 km (0.106 R)
• M11: 6,134,410 km (0.113 R)
• M12: 7,546,764 km (0.086 R)
• M13: 8,110,449 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.2

Radius: 14.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.17 AU - 1.53 AU

Year: 1029 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,917,185 km

• M1: 189,840 km (0.026 R)
• M2: 991,535 km (0.113 R)
• M3: 1,456,784 km (0.069 R)
• M4: 2,261,022 km (0.054 R)
• M5: 3,084,110 km (0.101 R)
• M6: 3,641,960 km (0.113 R)
• M7: 4,352,251 km (0.077 R)
• M8: 5,468,849 km (0.115 R)
• M9: 6,538,773 km (0.099 R)
• M10: 8,427,147 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.1

Radius: 10.4

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.56 AU - 2.96 AU

Year: 3008 Days

Day: 15 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,917,185 km

• M1: 129,701 km (0.107 R)
• M2: 490,531 km (0.07 R)
• M3: 814,860 km (0.119 R)
• M4: 1,191,248 km (0.104 R)
• M5: 1,684,921 km (0.117 R)
• M6: 2,398,652 km (0.086 R)
• M7: 3,088,298 km (0.085 R)
• M8: 4,375,588 km (0.07 R)
• M9: 5,102,783 km (0.11 R)
• M10: 6,356,414 km (0.083 R)
• M11: 6,857,118 km (0.112 R)
• M12: 8,414,132 km (0.119 R)
• M13: 9,727,602 km (0.113 R)
• M14: 10,433,554 km (0.064 R)
• M15: 12,258,050 km (0.114 R)
• M16: 12,756,958 km (0.116 R)
• M17: 13,222,357 km (0.098 R)
• M18: 15,510,457 km (0.066 R)
• M19: 16,748,230 km (0.103 R)
• M20: 17,533,319 km (0.117 R)
• M21: 19,480,635 km (0.032 R)
• M22: 19,911,626 km (0.118 R)
• M23: 21,242,748 km (0.065 R)
• M24: 22,497,276 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.7

Radius: 9.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.07 AU - 5.27 AU

Year: 6620 Days

Day: 8.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,917,185 km

• M1: 120,725 km (0.108 R)
• M2: 628,610 km (0.104 R)
• M3: 1,012,778 km (0.115 R)
• M4: 1,505,104 km (0.116 R)
• M5: 1,842,298 km (0.097 R)
• M6: 3,031,900 km (0.12 R)
• M7: 3,423,697 km (0.043 R)
• M8: 6,732,802 km (0.08 R)
• M9: 7,330,445 km (0.118 R)
• M10: 8,470,830 km (0.069 R)
• M11: 10,443,427 km (0.095 R)
• M12: 11,734,307 km (0.056 R)
• M13: 14,630,373 km (0.101 R)
• M14: 15,632,678 km (0.083 R)
• M15: 16,429,586 km (0.117 R)
• M16: 18,438,985 km (0.114 R)
• M17: 18,846,041 km (0.079 R)
• M18: 20,174,769 km (0.065 R)
• M19: 20,607,107 km (0.067 R)
• M20: 21,119,180 km (0.084 R)
• M21: 21,564,982 km (0.096 R)
• M22: 23,648,731 km (0.115 R)
• M23: 25,359,831 km (0.081 R)
• M24: 26,631,413 km (0.11 R)
• M25: 30,890,913 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 12

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.69 AU - 6.07 AU

Year: 9354 Days

Day: 10.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,917,185 km

• M1: 149,299 km (0.112 R)
• M2: 627,713 km (0.113 R)
• M3: 1,110,166 km (0.062 R)
• M4: 1,675,047 km (0.047 R)
• M5: 2,978,643 km (0.093 R)
• M6: 3,689,083 km (0.088 R)
• M7: 4,307,671 km (0.066 R)
• M8: 4,900,826 km (0.048 R)
• M9: 5,282,600 km (0.118 R)
• M10: 7,416,913 km (0.053 R)
• M11: 8,449,737 km (0.089 R)
• M12: 9,000,855 km (0.069 R)
• M13: 10,175,198 km (0.11 R)
• M14: 10,959,540 km (0.079 R)
• M15: 14,505,309 km (0.109 R)
• M16: 14,897,405 km (0.039 R)
• M17: 16,047,064 km (0.103 R)
• M18: 16,893,489 km (0.111 R)
• M19: 18,906,777 km (0.067 R)
• M20: 25,520,350 km (0.054 R)
• M21: 32,852,889 km (0.086 R)
• M22: 35,618,355 km (0.053 R)
• M23: 36,936,313 km (0.101 R)
• M24: 42,136,035 km (0.084 R)
• M25: 45,395,773 km (0.091 R)
• M26: 48,237,684 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.3

Radius: 8

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.57 AU - 7.23 AU

Year: 9401 Days

Day: 20.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,917,185 km

• M1: 99,782 km (0.074 R)
• M2: 426,803 km (0.109 R)
• M3: 776,563 km (0.088 R)
• M4: 1,176,587 km (0.113 R)
• M5: 1,529,040 km (0.102 R)
• M6: 1,842,447 km (0.05 R)
• M7: 3,432,972 km (0.11 R)
• M8: 4,924,164 km (0.05 R)
• M9: 6,260,072 km (0.11 R)
• M10: 7,458,950 km (0.098 R)
• M11: 8,540,393 km (0.102 R)
• M12: 9,073,410 km (0.117 R)
• M13: 11,429,427 km (0.071 R)
• M14: 12,021,834 km (0.064 R)
• M15: 12,297,843 km (0.096 R)
• M16: 14,349,727 km (0.091 R)
• M17: 15,231,008 km (0.09 R)
• M18: 15,684,888 km (0.104 R)
• M19: 16,014,602 km (0.066 R)
• M20: 17,379,981 km (0.085 R)
• M21: 19,876,620 km (0.114 R)
• M22: 26,025,392 km (0.081 R)
• M23: 31,209,706 km (0.062 R)
• M24: 36,926,290 km (0.116 R)
• M25: 41,394,180 km (0.079 R)
• M26: 42,917,236 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 11,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit