🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.63 AU - 0.97 AU

Year: 249 Days

Day: 25.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,814,545 km

• M1: 47,722 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.74 AU - 1.14 AU

Year: 317 Days

Day: 27.8 Hours

Environment

Temp: 160 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,814,545 km

• M1: 19,149 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.98 AU - 1.52 AU

Year: 487 Days

Day: 20.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.25 AU - 2.51 AU

Year: 1279 Days

Day: 41.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,814,545 km

• M1: 438,172 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.37 AU - 6.13 AU

Year: 4189 Days

Day: 45.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 72.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,814,545 km

• M1: 120,875 km (0.107 R)

Asteroid Belt

Center: 7.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.1

Radius: 9.2

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.8 AU - 11 AU

Year: 10037 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,814,545 km

• M1: 114,891 km (0.052 R)
• M2: 593,006 km (0.085 R)
• M3: 1,004,400 km (0.108 R)
• M4: 1,291,628 km (0.097 R)
• M5: 1,987,857 km (0.08 R)
• M6: 2,349,135 km (0.053 R)
• M7: 3,984,240 km (0.095 R)
• M8: 4,518,005 km (0.065 R)
• M9: 5,496,076 km (0.095 R)
• M10: 5,860,497 km (0.091 R)
• M11: 8,397,228 km (0.109 R)
• M12: 9,202,663 km (0.072 R)
• M13: 9,830,525 km (0.089 R)
• M14: 10,407,973 km (0.12 R)
• M15: 12,675,577 km (0.07 R)
• M16: 17,320,591 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828.3

Radius: 4

Gravity: 51.77 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 13.94 AU - 17.2 AU

Year: 21396 Days

Day: 20.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 40,814,545 km

• M1: 49,966 km (0.081 R)
• M2: 277,354 km (0.076 R)
• M3: 1,054,067 km (0.115 R)
• M4: 1,389,764 km (0.086 R)
• M5: 2,407,030 km (0.062 R)
• M6: 3,559,831 km (0.111 R)
• M7: 4,518,454 km (0.051 R)
• M8: 5,193,440 km (0.09 R)
• M9: 9,074,457 km (0.106 R)
• M10: 11,159,104 km (0.052 R)
• M11: 12,953,530 km (0.032 R)
• M12: 14,772,790 km (0.081 R)
• M13: 15,172,216 km (0.093 R)
• M14: 16,159,861 km (0.116 R)
• M15: 18,815,373 km (0.12 R)
• M16: 19,095,869 km (0.104 R)
• M17: 22,578,059 km (0.118 R)
• M18: 25,422,812 km (0.107 R)
• M19: 30,379,588 km (0.07 R)
• M20: 31,811,239 km (0.039 R)
• M21: 32,476,651 km (0.09 R)
• M22: 36,230,660 km (0.105 R)
• M23: 39,190,902 km (0.111 R)
• M24: 40,574,084 km (0.077 R)
• M25: 41,830,557 km (0.074 R)
• M26: 44,091,429 km (0.104 R)
• M27: 44,918,257 km (0.059 R)
• M28: 49,918,416 km (0.116 R)
• M29: 51,178,479 km (0.109 R)
• M30: 53,387,890 km (0.106 R)
• M31: 54,138,273 km (0.073 R)
• M32: 57,405,789 km (0.052 R)
• M33: 58,987,936 km (0.075 R)
• M34: 62,653,533 km (0.099 R)
• M35: 63,908,360 km (0.079 R)
• M36: 68,211,992 km (0.087 R)
• M37: 68,652,707 km (0.082 R)
• M38: 70,210,170 km (0.119 R)
• M39: 71,110,600 km (0.106 R)
• M40: 73,626,537 km (0.057 R)
• M41: 74,789,511 km (0.051 R)
• M42: 75,964,602 km (0.101 R)
• M43: 80,542,297 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.2

Radius: 6.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 13.39 AU - 19.19 AU

Year: 22897 Days

Day: 21.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,814,545 km

• M1: 83,625 km (0.104 R)
• M2: 370,404 km (0.118 R)
• M3: 1,019,809 km (0.09 R)
• M4: 1,416,692 km (0.073 R)
• M5: 2,083,749 km (0.081 R)
• M6: 3,056,284 km (0.081 R)
• M7: 3,464,387 km (0.103 R)
• M8: 3,773,905 km (0.089 R)
• M9: 4,215,369 km (0.099 R)
• M10: 7,035,438 km (0.067 R)
• M11: 7,660,757 km (0.094 R)
• M12: 9,558,855 km (0.099 R)
• M13: 10,117,005 km (0.081 R)
• M14: 12,154,977 km (0.068 R)
• M15: 12,992,725 km (0.1 R)
• M16: 14,983,723 km (0.082 R)
• M17: 15,806,212 km (0.108 R)
• M18: 28,455,609 km (0.116 R)
• M19: 35,482,670 km (0.101 R)
• M20: 43,446,363 km (0.056 R)
• M21: 45,537,442 km (0.109 R)
• M22: 47,694,644 km (0.068 R)
• M23: 50,523,838 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.2

Radius: 3.7

Gravity: 35.15 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 15.21 AU - 19.63 AU

Year: 25320 Days

Day: 24.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,814,545 km

• M1: 47,871 km (0.106 R)
• M2: 357,988 km (0.107 R)
• M3: 484,697 km (0.079 R)
• M4: 1,033,871 km (0.095 R)
• M5: 1,995,486 km (0.045 R)
• M6: 3,238,495 km (0.084 R)
• M7: 4,595,946 km (0.051 R)
• M8: 7,111,733 km (0.115 R)
• M9: 7,400,158 km (0.085 R)
• M10: 10,726,467 km (0.059 R)
• M11: 16,626,457 km (0.118 R)
• M12: 16,794,455 km (0.083 R)
• M13: 17,477,968 km (0.112 R)
• M14: 23,946,430 km (0.089 R)
• M15: 31,586,693 km (0.108 R)
• M16: 32,626,398 km (0.11 R)
• M17: 42,088,763 km (0.104 R)
• M18: 44,791,846 km (0.108 R)
• M19: 49,319,127 km (0.111 R)
• M20: 61,648,834 km (0.046 R)
• M21: 64,297,314 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59

Radius: 7.7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 17.48 AU - 18.68 AU

Year: 26773 Days

Day: 21.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,814,545 km

• M1: 467,493 km (0.115 R)
• M2: 2,365,591 km (0.052 R)
• M3: 3,470,671 km (0.101 R)
• M4: 7,756,350 km (0.063 R)
• M5: 10,180,733 km (0.074 R)
• M6: 12,899,076 km (0.095 R)
• M7: 17,829,523 km (0.081 R)
• M8: 27,001,817 km (0.091 R)
• M9: 32,427,433 km (0.088 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 14,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit