🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893

Radius: 9

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.61 AU - 0.63 AU

Year: 337 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,601,343 km

• M1: 111,899 km (0.082 R)
• M2: 403,166 km (0.102 R)
• M3: 788,830 km (0.099 R)
• M4: 1,279,361 km (0.106 R)
• M5: 1,608,776 km (0.084 R)
• M6: 2,051,436 km (0.09 R)
• M7: 2,661,047 km (0.069 R)
• M8: 3,491,764 km (0.067 R)
• M9: 3,999,798 km (0.095 R)
• M10: 4,374,391 km (0.041 R)
• M11: 5,241,311 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.7

Radius: 8.4

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.58 AU - 0.68 AU

Year: 345 Days

Day: 8.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,601,343 km

• M1: 105,018 km (0.115 R)
• M2: 479,162 km (0.103 R)
• M3: 805,136 km (0.101 R)
• M4: 1,162,076 km (0.028 R)
• M5: 1,674,299 km (0.088 R)
• M6: 2,080,906 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 9.9

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.61 AU - 0.71 AU

Year: 370 Days

Day: 14.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,601,343 km

• M1: 124,166 km (0.109 R)
• M2: 491,130 km (0.074 R)
• M3: 978,968 km (0.1 R)
• M4: 1,297,911 km (0.082 R)
• M5: 1,630,168 km (0.059 R)
• M6: 1,938,788 km (0.079 R)
• M7: 2,500,379 km (0.083 R)
• M8: 2,840,864 km (0.088 R)
• M9: 3,281,429 km (0.082 R)
• M10: 3,653,778 km (0.073 R)
• M11: 4,527,280 km (0.047 R)
• M12: 4,867,915 km (0.103 R)
• M13: 5,257,468 km (0.102 R)
• M14: 5,752,337 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.3

Radius: 13.4

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.26 AU - 1.4 AU

Year: 1059 Days

Day: 13 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,601,343 km

• M1: 166,652 km (0.108 R)
• M2: 603,777 km (0.105 R)
• M3: 1,037,611 km (0.094 R)
• M4: 1,628,822 km (0.073 R)
• M5: 2,201,632 km (0.067 R)
• M6: 3,085,007 km (0.05 R)
• M7: 4,210,133 km (0.118 R)
• M8: 5,081,840 km (0.05 R)
• M9: 6,160,440 km (0.118 R)
• M10: 6,863,102 km (0.066 R)
• M11: 7,618,571 km (0.103 R)
• M12: 8,484,892 km (0.052 R)
• M13: 9,117,841 km (0.046 R)
• M14: 9,937,637 km (0.111 R)
• M15: 11,241,682 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.3

Radius: 8.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.91 AU - 2.25 AU

Year: 2071 Days

Day: 10.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,601,343 km

• M1: 116,387 km (0.072 R)
• M2: 617,540 km (0.114 R)
• M3: 1,408,614 km (0.094 R)
• M4: 1,840,503 km (0.063 R)
• M5: 2,334,176 km (0.107 R)
• M6: 2,733,303 km (0.11 R)
• M7: 3,769,567 km (0.104 R)
• M8: 4,228,234 km (0.099 R)
• M9: 5,876,952 km (0.059 R)
• M10: 6,921,445 km (0.102 R)
• M11: 8,085,017 km (0.068 R)
• M12: 8,909,750 km (0.08 R)
• M13: 9,724,610 km (0.083 R)
• M14: 10,691,311 km (0.101 R)
• M15: 11,215,801 km (0.1 R)
• M16: 11,684,042 km (0.064 R)
• M17: 13,167,605 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.3

Radius: 14.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.65 AU - 2.73 AU

Year: 2237 Days

Day: 9.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,601,343 km

• M1: 183,108 km (0.07 R)
• M2: 686,654 km (0.116 R)
• M3: 1,204,562 km (0.112 R)
• M4: 1,825,692 km (0.059 R)
• M5: 2,370,677 km (0.097 R)
• M6: 2,983,730 km (0.093 R)
• M7: 3,894,332 km (0.086 R)
• M8: 4,624,369 km (0.048 R)
• M9: 6,110,175 km (0.046 R)
• M10: 7,074,035 km (0.105 R)
• M11: 8,328,861 km (0.034 R)
• M12: 9,423,918 km (0.11 R)
• M13: 10,006,452 km (0.118 R)
• M14: 10,710,908 km (0.089 R)
• M15: 11,209,967 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.9

Radius: 13.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.66 AU - 4.04 AU

Year: 4232 Days

Day: 12.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,601,343 km

• M1: 167,998 km (0.077 R)
• M2: 594,951 km (0.096 R)
• M3: 1,322,744 km (0.108 R)
• M4: 1,759,720 km (0.108 R)
• M5: 2,423,486 km (0.102 R)
• M6: 2,872,279 km (0.082 R)
• M7: 3,340,371 km (0.094 R)
• M8: 3,920,661 km (0.087 R)
• M9: 4,751,827 km (0.093 R)
• M10: 5,360,690 km (0.101 R)
• M11: 6,735,345 km (0.034 R)
• M12: 7,410,031 km (0.096 R)
• M13: 8,062,128 km (0.082 R)
• M14: 8,716,769 km (0.099 R)
• M15: 10,015,577 km (0.067 R)
• M16: 11,482,385 km (0.114 R)
• M17: 12,673,184 km (0.086 R)
• M18: 13,322,289 km (0.083 R)
• M19: 15,929,480 km (0.072 R)
• M20: 17,980,617 km (0.073 R)
• M21: 19,523,569 km (0.117 R)
• M22: 20,390,040 km (0.11 R)
• M23: 22,266,446 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 16,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit