🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.05 AU - 1.07 AU

Year: 395 Days

Day: 15.9 Hours

Environment

Temp: 36 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.05 AU - 1.49 AU

Year: 518 Days

Day: 33.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.74 AU - 2.56 AU

Year: 1140 Days

Day: 19.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.55 AU - 3.99 AU

Year: 2647 Days

Day: 19.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.1

Radius: 11

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.01 AU - 5.27 AU

Year: 4214 Days

Day: 13.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,698,407 km

• M1: 137,480 km (0.059 R)
• M2: 640,428 km (0.106 R)
• M3: 1,026,690 km (0.113 R)
• M4: 1,494,632 km (0.08 R)
• M5: 2,117,109 km (0.116 R)
• M6: 3,030,254 km (0.092 R)
• M7: 4,143,263 km (0.092 R)
• M8: 6,312,133 km (0.074 R)
• M9: 6,963,332 km (0.071 R)
• M10: 7,355,129 km (0.072 R)
• M11: 7,900,563 km (0.109 R)
• M12: 8,731,729 km (0.108 R)
• M13: 9,983,863 km (0.041 R)
• M14: 11,531,602 km (0.107 R)
• M15: 13,134,693 km (0.092 R)
• M16: 13,938,482 km (0.109 R)
• M17: 14,988,959 km (0.111 R)
• M18: 15,644,048 km (0.113 R)
• M19: 17,845,231 km (0.115 R)
• M20: 20,643,309 km (0.098 R)
• M21: 25,523,342 km (0.072 R)
• M22: 26,221,964 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.5

Radius: 9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.72 AU - 7.06 AU

Year: 5170 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,698,407 km

• M1: 112,198 km (0.084 R)
• M2: 548,127 km (0.089 R)
• M3: 1,014,722 km (0.104 R)
• M4: 1,357,601 km (0.114 R)
• M5: 1,732,343 km (0.106 R)
• M6: 2,229,158 km (0.094 R)
• M7: 2,739,436 km (0.068 R)
• M8: 3,793,952 km (0.118 R)
• M9: 4,634,243 km (0.092 R)
• M10: 5,243,705 km (0.103 R)
• M11: 6,565,103 km (0.052 R)
• M12: 7,645,199 km (0.112 R)
• M13: 8,632,396 km (0.081 R)
• M14: 8,944,457 km (0.077 R)
• M15: 9,300,200 km (0.119 R)
• M16: 13,673,245 km (0.102 R)
• M17: 16,197,709 km (0.056 R)
• M18: 16,833,949 km (0.088 R)
• M19: 17,376,840 km (0.083 R)
• M20: 19,725,526 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256

Radius: 8.6

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.1 AU - 8.58 AU

Year: 7939 Days

Day: 7.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,698,407 km

• M1: 110,702 km (0.097 R)
• M2: 395,986 km (0.056 R)
• M3: 768,335 km (0.061 R)
• M4: 1,046,587 km (0.102 R)
• M5: 1,339,350 km (0.084 R)
• M6: 1,764,058 km (0.106 R)
• M7: 2,139,848 km (0.119 R)
• M8: 2,706,076 km (0.059 R)
• M9: 6,133,961 km (0.075 R)
• M10: 8,548,322 km (0.116 R)
• M11: 9,422,272 km (0.068 R)
• M12: 10,442,231 km (0.049 R)
• M13: 11,581,119 km (0.105 R)
• M14: 12,750,526 km (0.084 R)
• M15: 13,836,606 km (0.105 R)
• M16: 14,266,102 km (0.118 R)
• M17: 15,493,552 km (0.119 R)
• M18: 19,329,541 km (0.118 R)
• M19: 21,466,098 km (0.06 R)
• M20: 22,114,754 km (0.111 R)
• M21: 22,776,425 km (0.1 R)
• M22: 23,149,672 km (0.092 R)
• M23: 23,602,954 km (0.097 R)
• M24: 24,527,319 km (0.074 R)
• M25: 27,952,811 km (0.103 R)
• M26: 28,466,979 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.6

Radius: 9.9

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.44 AU - 13.26 AU

Year: 12925 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,698,407 km

• M1: 123,269 km (0.087 R)
• M2: 546,331 km (0.049 R)
• M3: 1,111,512 km (0.035 R)
• M4: 1,551,480 km (0.069 R)
• M5: 1,901,987 km (0.117 R)
• M6: 2,420,194 km (0.106 R)
• M7: 2,787,607 km (0.104 R)
• M8: 3,099,069 km (0.051 R)
• M9: 3,900,016 km (0.106 R)
• M10: 5,487,998 km (0.055 R)
• M11: 11,324,858 km (0.114 R)
• M12: 13,900,634 km (0.116 R)
• M13: 16,054,694 km (0.107 R)
• M14: 17,137,334 km (0.115 R)
• M15: 18,190,951 km (0.099 R)
• M16: 19,367,240 km (0.069 R)
• M17: 21,183,208 km (0.106 R)
• M18: 22,484,560 km (0.085 R)
• M19: 23,655,014 km (0.095 R)
• M20: 24,208,675 km (0.104 R)
• M21: 25,150,693 km (0.056 R)
• M22: 28,329,349 km (0.081 R)
• M23: 35,472,049 km (0.097 R)
• M24: 38,814,813 km (0.117 R)
• M25: 39,198,681 km (0.104 R)
• M26: 39,844,196 km (0.074 R)
• M27: 40,234,946 km (0.087 R)
• M28: 43,315,764 km (0.058 R)
• M29: 50,245,138 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.5

Radius: 6.4

Gravity: 15.66 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 16.91 AU - 17.29 AU

Year: 25573 Days

Day: 21.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,698,407 km

• M1: 80,035 km (0.106 R)
• M2: 319,990 km (0.117 R)
• M3: 759,658 km (0.12 R)
• M4: 1,145,620 km (0.097 R)
• M5: 1,691,802 km (0.064 R)
• M6: 2,002,966 km (0.047 R)
• M7: 3,646,299 km (0.058 R)
• M8: 4,626,613 km (0.095 R)
• M9: 5,900,140 km (0.091 R)
• M10: 7,852,841 km (0.114 R)
• M11: 9,234,677 km (0.099 R)
• M12: 9,648,913 km (0.081 R)
• M13: 11,163,891 km (0.096 R)
• M14: 12,187,439 km (0.118 R)
• M15: 14,419,888 km (0.066 R)
• M16: 15,798,882 km (0.091 R)
• M17: 16,563,476 km (0.083 R)
• M18: 17,892,205 km (0.098 R)
• M19: 18,443,173 km (0.038 R)
• M20: 18,816,570 km (0.098 R)
• M21: 19,772,351 km (0.11 R)
• M22: 22,302,948 km (0.114 R)
• M23: 24,030,953 km (0.08 R)
• M24: 28,988,477 km (0.104 R)
• M25: 30,004,247 km (0.088 R)
• M26: 33,056,492 km (0.086 R)
• M27: 34,445,658 km (0.089 R)
• M28: 35,441,082 km (0.096 R)
• M29: 36,748,867 km (0.077 R)
• M30: 37,489,077 km (0.054 R)
• M31: 38,542,096 km (0.086 R)
• M32: 42,951,793 km (0.091 R)
• M33: 46,816,504 km (0.097 R)
• M34: 47,861,445 km (0.102 R)
• M35: 48,744,222 km (0.092 R)
• M36: 65,672,268 km (0.116 R)
• M37: 74,256,793 km (0.115 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 10,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit