🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.52 AU - 0.54 AU

Year: 245 Days

Day: 21.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,960,303 km

• M1: 319,541 km (0.072 R)

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.3

Radius: 10.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1 AU - 1.22 AU

Year: 744 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,960,303 km

• M1: 132,245 km (0.114 R)
• M2: 482,304 km (0.082 R)
• M3: 852,259 km (0.051 R)
• M4: 1,584,840 km (0.049 R)
• M5: 1,975,889 km (0.051 R)
• M6: 3,098,920 km (0.116 R)
• M7: 3,608,899 km (0.111 R)
• M8: 5,218,123 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.4

Radius: 14.8

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.69 AU - 1.73 AU

Year: 1422 Days

Day: 14.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,960,303 km

• M1: 184,155 km (0.108 R)
• M2: 694,733 km (0.115 R)
• M3: 1,319,304 km (0.119 R)
• M4: 2,268,353 km (0.056 R)
• M5: 2,912,521 km (0.047 R)
• M6: 4,374,391 km (0.111 R)
• M7: 4,925,061 km (0.087 R)
• M8: 5,539,759 km (0.078 R)
• M9: 6,341,005 km (0.077 R)
• M10: 7,070,145 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.7

Radius: 9.5

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.73 AU - 1.75 AU

Year: 1459 Days

Day: 10.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,960,303 km

• M1: 118,182 km (0.051 R)
• M2: 440,715 km (0.116 R)
• M3: 742,454 km (0.047 R)
• M4: 1,075,309 km (0.093 R)
• M5: 1,840,353 km (0.11 R)
• M6: 2,199,388 km (0.091 R)
• M7: 2,501,875 km (0.081 R)
• M8: 3,973,020 km (0.057 R)
• M9: 4,681,815 km (0.107 R)
• M10: 5,057,455 km (0.092 R)
• M11: 5,395,397 km (0.106 R)
• M12: 6,765,863 km (0.063 R)
• M13: 7,604,658 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 12.5

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.08 AU - 2.44 AU

Year: 2160 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,960,303 km

• M1: 156,330 km (0.08 R)
• M2: 560,394 km (0.097 R)
• M3: 1,343,239 km (0.047 R)
• M4: 1,758,523 km (0.118 R)
• M5: 2,322,657 km (0.097 R)
• M6: 4,089,557 km (0.078 R)
• M7: 4,711,735 km (0.045 R)
• M8: 6,419,394 km (0.077 R)
• M9: 11,309,898 km (0.11 R)
• M10: 11,874,929 km (0.115 R)
• M11: 14,283,006 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351

Radius: 13.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.27 AU - 3.43 AU

Year: 3899 Days

Day: 13.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,960,303 km

• M1: 169,345 km (0.108 R)
• M2: 904,170 km (0.049 R)
• M3: 1,428,660 km (0.096 R)
• M4: 1,944,922 km (0.105 R)
• M5: 3,006,020 km (0.084 R)
• M6: 3,967,336 km (0.088 R)
• M7: 6,273,836 km (0.081 R)
• M8: 12,029,614 km (0.11 R)
• M9: 12,547,821 km (0.085 R)
• M10: 13,307,329 km (0.112 R)
• M11: 18,926,674 km (0.084 R)
• M12: 20,408,590 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.9

Radius: 12.9

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.38 AU - 5.52 AU

Year: 7002 Days

Day: 12 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,960,303 km

• M1: 160,519 km (0.115 R)
• M2: 626,516 km (0.087 R)
• M3: 1,219,223 km (0.062 R)
• M4: 1,635,254 km (0.093 R)
• M5: 2,303,508 km (0.054 R)
• M6: 2,851,335 km (0.096 R)
• M7: 4,839,641 km (0.113 R)
• M8: 5,318,055 km (0.071 R)
• M9: 6,822,710 km (0.07 R)
• M10: 8,134,235 km (0.066 R)
• M11: 8,813,259 km (0.096 R)
• M12: 9,882,585 km (0.101 R)
• M13: 10,739,930 km (0.086 R)
• M14: 12,603,022 km (0.09 R)
• M15: 14,415,251 km (0.085 R)
• M16: 15,843,312 km (0.097 R)
• M17: 18,551,034 km (0.056 R)
• M18: 20,238,946 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279

Radius: 5

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.99 AU - 9.25 AU

Year: 14712 Days

Day: 24.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,960,303 km

• M1: 62,682 km (0.065 R)
• M2: 1,364,482 km (0.096 R)
• M3: 2,203,577 km (0.116 R)
• M4: 2,541,219 km (0.052 R)
• M5: 3,044,017 km (0.105 R)
• M6: 3,390,337 km (0.041 R)
• M7: 7,169,628 km (0.034 R)
• M8: 8,122,566 km (0.094 R)
• M9: 9,976,233 km (0.112 R)
• M10: 10,790,644 km (0.073 R)
• M11: 11,538,933 km (0.075 R)
• M12: 11,703,640 km (0.044 R)
• M13: 11,925,643 km (0.053 R)
• M14: 13,928,609 km (0.058 R)
• M15: 14,367,080 km (0.069 R)
• M16: 18,212,494 km (0.119 R)
• M17: 37,339,030 km (0.095 R)
• M18: 37,699,860 km (0.119 R)
• M19: 38,062,934 km (0.102 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: 281 - 14,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit