🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1 AU - 1.2 AU

Year: 439 Days

Day: 15.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.51 AU - 1.57 AU

Year: 728 Days

Day: 22.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.86 AU - 2.58 AU

Year: 1260 Days

Day: 43.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.7

Radius: 11.6

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.16 AU - 4.76 AU

Year: 3587 Days

Day: 9.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 61.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,055,700 km

• M1: 144,212 km (0.112 R)
• M2: 540,048 km (0.103 R)
• M3: 945,010 km (0.068 R)
• M4: 1,349,373 km (0.101 R)
• M5: 1,860,100 km (0.097 R)
• M6: 2,511,599 km (0.106 R)
• M7: 4,250,674 km (0.112 R)
• M8: 5,315,362 km (0.119 R)
• M9: 6,418,347 km (0.086 R)
• M10: 6,818,073 km (0.095 R)
• M11: 9,854,760 km (0.078 R)
• M12: 11,474,157 km (0.063 R)
• M13: 12,064,769 km (0.062 R)
• M14: 13,051,965 km (0.05 R)
• M15: 15,374,772 km (0.11 R)
• M16: 16,141,610 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.3

Radius: 12.2

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.52 AU - 5.18 AU

Year: 4067 Days

Day: 6 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,055,700 km

• M1: 171,140 km (0.095 R)
• M2: 619,335 km (0.111 R)
• M3: 1,084,435 km (0.072 R)
• M4: 1,752,240 km (0.072 R)
• M5: 2,605,995 km (0.053 R)
• M6: 3,550,855 km (0.111 R)
• M7: 6,300,015 km (0.095 R)
• M8: 7,398,063 km (0.118 R)
• M9: 7,928,837 km (0.117 R)
• M10: 8,318,689 km (0.1 R)
• M11: 8,996,966 km (0.075 R)
• M12: 10,310,884 km (0.116 R)
• M13: 11,053,936 km (0.103 R)
• M14: 11,790,407 km (0.109 R)
• M15: 14,103,040 km (0.089 R)
• M16: 17,184,008 km (0.103 R)
• M17: 19,667,333 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 12.6

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.81 AU - 8.37 AU

Year: 7189 Days

Day: 8.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,055,700 km

• M1: 163,211 km (0.034 R)
• M2: 586,872 km (0.106 R)
• M3: 1,001,408 km (0.059 R)
• M4: 2,077,765 km (0.115 R)
• M5: 2,507,709 km (0.095 R)
• M6: 3,018,287 km (0.119 R)
• M7: 4,522,643 km (0.102 R)
• M8: 5,223,060 km (0.05 R)
• M9: 7,140,157 km (0.113 R)
• M10: 8,858,438 km (0.099 R)
• M11: 9,627,221 km (0.075 R)
• M12: 12,925,854 km (0.056 R)
• M13: 13,677,883 km (0.083 R)
• M14: 14,767,105 km (0.096 R)
• M15: 15,589,295 km (0.099 R)
• M16: 17,742,756 km (0.101 R)
• M17: 19,259,679 km (0.055 R)
• M18: 19,708,622 km (0.092 R)
• M19: 21,414,636 km (0.075 R)
• M20: 22,715,689 km (0.072 R)
• M21: 24,328,503 km (0.076 R)
• M22: 28,644,252 km (0.066 R)
• M23: 30,122,578 km (0.061 R)
• M24: 31,754,990 km (0.071 R)
• M25: 34,312,815 km (0.11 R)
• M26: 36,433,065 km (0.03 R)
• M27: 36,890,386 km (0.082 R)
• M28: 37,351,447 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.4

Radius: 3.1

Gravity: 37.81 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 13.07 AU - 17.01 AU

Year: 22211 Days

Day: 22.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,055,700 km

• M1: 38,596 km (0.101 R)
• M2: 173,833 km (0.12 R)
• M3: 289,173 km (0.057 R)
• M4: 463,305 km (0.109 R)
• M5: 852,259 km (0.11 R)
• M6: 1,070,074 km (0.103 R)
• M7: 2,263,266 km (0.08 R)
• M8: 2,454,452 km (0.097 R)
• M9: 4,860,136 km (0.081 R)
• M10: 5,287,387 km (0.069 R)
• M11: 6,506,460 km (0.12 R)
• M12: 9,591,467 km (0.095 R)
• M13: 9,811,526 km (0.079 R)
• M14: 10,491,747 km (0.118 R)
• M15: 10,666,627 km (0.116 R)
• M16: 10,902,842 km (0.057 R)
• M17: 11,570,199 km (0.055 R)
• M18: 11,882,409 km (0.058 R)
• M19: 15,096,968 km (0.11 R)
• M20: 15,772,253 km (0.095 R)
• M21: 19,104,546 km (0.1 R)
• M22: 27,778,230 km (0.118 R)
• M23: 30,768,542 km (0.059 R)
• M24: 33,334,894 km (0.068 R)
• M25: 42,029,223 km (0.029 R)
• M26: 47,050,774 km (0.111 R)
• M27: 49,951,327 km (0.116 R)
• M28: 62,363,762 km (0.063 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: 377 - 10,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit