🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.61 AU - 0.87 AU

Year: 236 Days

Day: 29.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.98 AU - 4.38 AU

Year: 2618 Days

Day: 38.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.78 AU - 4.16 AU

Year: 2934 Days

Day: 35.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,674,487 km

• M1: 108,608 km (0.079 R)

Asteroid Belt

Center: 5.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.9

Radius: 8.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.67 AU - 7.15 AU

Year: 6736 Days

Day: 7.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,674,487 km

• M1: 102,175 km (0.114 R)
• M2: 397,482 km (0.096 R)
• M3: 692,189 km (0.079 R)
• M4: 967,599 km (0.103 R)
• M5: 1,308,383 km (0.119 R)
• M6: 1,983,369 km (0.059 R)
• M7: 3,821,627 km (0.096 R)
• M8: 4,894,244 km (0.078 R)
• M9: 5,565,041 km (0.091 R)
• M10: 7,273,299 km (0.092 R)
• M11: 9,304,988 km (0.058 R)
• M12: 10,975,697 km (0.069 R)
• M13: 12,297,992 km (0.098 R)
• M14: 19,069,689 km (0.089 R)
• M15: 19,609,887 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.7

Radius: 8.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.82 AU - 8.74 AU

Year: 8836 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,674,487 km

• M1: 103,223 km (0.108 R)
• M2: 371,900 km (0.073 R)
• M3: 737,817 km (0.116 R)
• M4: 1,171,501 km (0.101 R)
• M5: 1,822,401 km (0.104 R)
• M6: 2,570,690 km (0.1 R)
• M7: 3,113,880 km (0.116 R)
• M8: 5,265,396 km (0.095 R)
• M9: 5,646,572 km (0.099 R)
• M10: 6,109,128 km (0.046 R)
• M11: 6,901,548 km (0.117 R)
• M12: 11,000,530 km (0.093 R)
• M13: 11,285,663 km (0.098 R)
• M14: 19,288,850 km (0.078 R)
• M15: 20,408,890 km (0.102 R)
• M16: 23,554,484 km (0.09 R)
• M17: 24,428,883 km (0.094 R)
• M18: 25,989,788 km (0.116 R)
• M19: 27,967,023 km (0.053 R)
• M20: 28,947,338 km (0.046 R)
• M21: 32,509,861 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.3

Radius: 5.6

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 12.45 AU - 15.75 AU

Year: 19635 Days

Day: 24.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,674,487 km

• M1: 76,145 km (0.085 R)
• M2: 312,360 km (0.12 R)
• M3: 505,641 km (0.102 R)
• M4: 720,463 km (0.111 R)
• M5: 996,322 km (0.105 R)
• M6: 1,394,103 km (0.097 R)
• M7: 1,729,800 km (0.11 R)
• M8: 3,281,579 km (0.087 R)
• M9: 3,714,366 km (0.104 R)
• M10: 4,850,561 km (0.099 R)
• M11: 5,833,419 km (0.052 R)
• M12: 6,390,821 km (0.078 R)
• M13: 8,230,725 km (0.072 R)
• M14: 8,835,549 km (0.08 R)
• M15: 11,610,740 km (0.118 R)
• M16: 13,795,916 km (0.109 R)
• M17: 14,119,645 km (0.034 R)
• M18: 14,648,175 km (0.111 R)
• M19: 14,917,301 km (0.071 R)
• M20: 15,258,384 km (0.105 R)
• M21: 16,529,368 km (0.106 R)
• M22: 20,511,214 km (0.098 R)
• M23: 21,274,463 km (0.108 R)
• M24: 22,677,990 km (0.102 R)
• M25: 26,059,201 km (0.093 R)
• M26: 29,121,918 km (0.081 R)
• M27: 30,849,475 km (0.116 R)
• M28: 34,864,382 km (0.075 R)
• M29: 35,103,888 km (0.102 R)
• M30: 35,707,217 km (0.082 R)
• M31: 38,316,802 km (0.05 R)
• M32: 38,956,482 km (0.047 R)
• M33: 39,603,044 km (0.111 R)
• M34: 43,495,581 km (0.046 R)
• M35: 44,612,628 km (0.092 R)
• M36: 47,049,428 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.3

Radius: 3.3

Gravity: 76.43 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 13.6 AU - 15.56 AU

Year: 20646 Days

Day: 15.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,674,487 km

• M1: 40,990 km (0.094 R)
• M2: 214,823 km (0.094 R)
• M3: 600,635 km (0.119 R)
• M4: 704,157 km (0.112 R)
• M5: 1,415,495 km (0.081 R)
• M6: 1,709,156 km (0.119 R)
• M7: 2,510,402 km (0.087 R)
• M8: 2,834,281 km (0.029 R)
• M9: 3,047,009 km (0.091 R)
• M10: 3,270,359 km (0.096 R)
• M11: 4,734,623 km (0.111 R)
• M12: 4,995,970 km (0.046 R)
• M13: 5,838,057 km (0.063 R)
• M14: 6,008,449 km (0.102 R)
• M15: 7,102,009 km (0.068 R)
• M16: 7,345,555 km (0.091 R)
• M17: 7,494,255 km (0.076 R)
• M18: 10,653,164 km (0.031 R)
• M19: 11,562,270 km (0.092 R)
• M20: 12,311,905 km (0.067 R)
• M21: 16,214,165 km (0.082 R)
• M22: 16,382,014 km (0.116 R)
• M23: 17,326,126 km (0.11 R)
• M24: 19,416,457 km (0.106 R)
• M25: 20,866,659 km (0.106 R)
• M26: 21,872,555 km (0.113 R)
• M27: 25,195,573 km (0.035 R)
• M28: 29,583,577 km (0.11 R)
• M29: 30,339,944 km (0.109 R)
• M30: 32,154,866 km (0.093 R)
• M31: 38,925,067 km (0.108 R)
• M32: 39,680,686 km (0.069 R)
• M33: 40,754,649 km (0.097 R)
• M34: 56,529,146 km (0.103 R)
• M35: 59,467,248 km (0.045 R)
• M36: 63,125,365 km (0.067 R)
• M37: 65,009,400 km (0.074 R)
• M38: 65,433,061 km (0.106 R)
• M39: 73,149,020 km (0.086 R)
• M40: 78,536,189 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.9

Radius: 5.8

Gravity: 14.47 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 16.18 AU - 21.1 AU

Year: 29845 Days

Day: 17 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,674,487 km

• M1: 86,019 km (0.091 R)
• M2: 325,824 km (0.059 R)
• M3: 857,944 km (0.075 R)
• M4: 1,192,893 km (0.117 R)
• M5: 1,835,566 km (0.076 R)
• M6: 2,037,972 km (0.114 R)
• M7: 2,255,487 km (0.109 R)
• M8: 2,536,881 km (0.113 R)
• M9: 2,763,073 km (0.05 R)
• M10: 2,948,275 km (0.096 R)
• M11: 3,710,476 km (0.118 R)
• M12: 5,011,080 km (0.113 R)
• M13: 6,970,214 km (0.088 R)
• M14: 7,619,618 km (0.107 R)
• M15: 8,254,212 km (0.084 R)
• M16: 8,866,217 km (0.032 R)
• M17: 9,809,731 km (0.086 R)
• M18: 10,368,928 km (0.078 R)
• M19: 12,245,035 km (0.092 R)
• M20: 12,747,235 km (0.119 R)
• M21: 14,257,575 km (0.118 R)
• M22: 15,548,903 km (0.103 R)
• M23: 16,916,228 km (0.047 R)
• M24: 17,449,096 km (0.116 R)
• M25: 17,993,033 km (0.111 R)
• M26: 18,830,034 km (0.058 R)
• M27: 24,629,793 km (0.108 R)
• M28: 26,720,424 km (0.114 R)
• M29: 28,675,518 km (0.066 R)
• M30: 30,723,962 km (0.118 R)
• M31: 33,005,180 km (0.078 R)
• M32: 37,751,023 km (0.03 R)
• M33: 42,118,533 km (0.087 R)
• M34: 61,487,268 km (0.044 R)
• M35: 64,019,511 km (0.039 R)
• M36: 76,518,413 km (0.07 R)
• M37: 86,303,760 km (0.112 R)
• M38: 87,615,434 km (0.094 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 20,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit