🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.35 AU - 1.43 AU

Year: 624 Days

Day: 14.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.49 AU - 2.97 AU

Year: 1718 Days

Day: 41.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.96 AU - 4.24 AU

Year: 2601 Days

Day: 15.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 10.4

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 8.33 AU - 12.93 AU

Year: 13198 Days

Day: 13.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,083,301 km

• M1: 129,402 km (0.118 R)
• M2: 534,064 km (0.052 R)
• M3: 921,523 km (0.093 R)
• M4: 1,385,875 km (0.06 R)
• M5: 1,955,244 km (0.04 R)
• M6: 2,749,758 km (0.115 R)
• M7: 3,162,798 km (0.111 R)
• M8: 5,886,527 km (0.106 R)
• M9: 7,773,554 km (0.092 R)
• M10: 11,096,572 km (0.114 R)
• M11: 12,275,104 km (0.117 R)
• M12: 14,547,047 km (0.086 R)
• M13: 16,412,532 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.6

Radius: 8.3

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.37 AU - 11.69 AU

Year: 13950 Days

Day: 12.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,083,301 km

• M1: 103,223 km (0.117 R)
• M2: 567,425 km (0.109 R)
• M3: 937,829 km (0.09 R)
• M4: 1,493,136 km (0.116 R)
• M5: 1,798,316 km (0.095 R)
• M6: 3,270,658 km (0.037 R)
• M7: 3,561,477 km (0.065 R)
• M8: 4,195,173 km (0.114 R)
• M9: 5,617,400 km (0.103 R)
• M10: 5,929,461 km (0.115 R)
• M11: 8,813,259 km (0.047 R)
• M12: 10,479,032 km (0.063 R)
• M13: 12,636,831 km (0.03 R)
• M14: 14,039,461 km (0.082 R)
• M15: 15,408,281 km (0.085 R)
• M16: 18,107,625 km (0.104 R)
• M17: 23,607,591 km (0.119 R)
• M18: 31,735,393 km (0.101 R)
• M19: 37,753,117 km (0.054 R)
• M20: 41,810,959 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.2

Radius: 6.4

Gravity: 23.27 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.64 AU - 16.67 AU

Year: 22455 Days

Day: 21.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,083,301 km

• M1: 82,129 km (0.092 R)
• M2: 869,463 km (0.065 R)
• M3: 1,691,054 km (0.116 R)
• M4: 2,092,276 km (0.081 R)
• M5: 2,758,435 km (0.071 R)
• M6: 3,055,836 km (0.091 R)
• M7: 3,465,135 km (0.09 R)
• M8: 4,146,853 km (0.074 R)
• M9: 4,837,546 km (0.099 R)
• M10: 5,352,612 km (0.09 R)
• M11: 6,538,325 km (0.052 R)
• M12: 6,872,377 km (0.108 R)
• M13: 7,318,477 km (0.105 R)
• M14: 7,836,535 km (0.109 R)
• M15: 8,887,909 km (0.046 R)
• M16: 12,896,982 km (0.095 R)
• M17: 14,119,346 km (0.107 R)
• M18: 15,500,733 km (0.114 R)
• M19: 22,249,392 km (0.062 R)
• M20: 32,206,178 km (0.119 R)
• M21: 48,985,374 km (0.043 R)
• M22: 49,530,209 km (0.097 R)
• M23: 59,419,377 km (0.05 R)
• M24: 64,063,194 km (0.108 R)
• M25: 66,030,705 km (0.033 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.4

Radius: 7.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 15.21 AU - 15.99 AU

Year: 23463 Days

Day: 23.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,083,301 km

• M1: 93,349 km (0.1 R)
• M2: 339,886 km (0.109 R)
• M3: 578,345 km (0.093 R)
• M4: 855,550 km (0.061 R)
• M5: 1,352,664 km (0.112 R)
• M6: 2,753,947 km (0.057 R)
• M7: 3,175,813 km (0.113 R)
• M8: 5,483,959 km (0.119 R)
• M9: 6,347,438 km (0.085 R)
• M10: 6,750,006 km (0.094 R)
• M11: 7,740,493 km (0.117 R)
• M12: 9,429,004 km (0.065 R)
• M13: 11,942,697 km (0.045 R)
• M14: 12,744,841 km (0.097 R)
• M15: 15,437,902 km (0.098 R)
• M16: 16,240,345 km (0.097 R)
• M17: 17,223,951 km (0.058 R)
• M18: 18,327,235 km (0.087 R)
• M19: 18,569,584 km (0.102 R)
• M20: 21,379,181 km (0.04 R)
• M21: 24,557,837 km (0.088 R)
• M22: 25,349,060 km (0.11 R)
• M23: 28,684,644 km (0.084 R)
• M24: 29,230,975 km (0.078 R)
• M25: 32,301,621 km (0.081 R)
• M26: 33,012,061 km (0.09 R)
• M27: 33,612,098 km (0.059 R)
• M28: 38,411,647 km (0.048 R)
• M29: 39,477,233 km (0.1 R)
• M30: 42,227,290 km (0.046 R)
• M31: 45,102,262 km (0.095 R)
• M32: 48,258,927 km (0.11 R)
• M33: 52,692,559 km (0.084 R)
• M34: 53,676,614 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 14,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit