🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.54 AU - 0.64 AU

Year: 166 Days

Day: 39.1 Hours

Environment

Temp: 235 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.72 AU - 0.82 AU

Year: 247 Days

Day: 35.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.48 AU - 2.8 AU

Year: 1567 Days

Day: 20.1 Hours

Environment

Temp: -83 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.38 AU - 3.1 AU

Year: 1657 Days

Day: 17 Hours

Environment

Temp: -87 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,410,994 km

• M1: 111,899 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.23 AU - 4.61 AU

Year: 2835 Days

Day: 12.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.4

Radius: 10.2

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.67 AU - 8.43 AU

Year: 7577 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,410,994 km

• M1: 127,457 km (0.114 R)
• M2: 564,283 km (0.112 R)
• M3: 884,423 km (0.105 R)
• M4: 2,005,659 km (0.064 R)
• M5: 3,124,651 km (0.106 R)
• M6: 3,673,974 km (0.111 R)
• M7: 5,553,671 km (0.096 R)
• M8: 7,245,623 km (0.087 R)
• M9: 8,126,156 km (0.088 R)
• M10: 9,439,775 km (0.118 R)
• M11: 9,860,295 km (0.103 R)
• M12: 11,248,713 km (0.1 R)
• M13: 12,990,481 km (0.095 R)
• M14: 13,336,052 km (0.064 R)
• M15: 14,045,594 km (0.077 R)
• M16: 14,532,536 km (0.066 R)
• M17: 15,929,780 km (0.099 R)
• M18: 16,392,635 km (0.112 R)
• M19: 17,484,251 km (0.046 R)
• M20: 18,406,223 km (0.05 R)
• M21: 21,447,099 km (0.092 R)
• M22: 21,849,367 km (0.093 R)
• M23: 25,519,602 km (0.071 R)
• M24: 25,880,581 km (0.108 R)
• M25: 26,984,165 km (0.089 R)
• M26: 28,214,906 km (0.12 R)
• M27: 29,780,299 km (0.066 R)
• M28: 30,991,892 km (0.072 R)
• M29: 32,026,511 km (0.101 R)
• M30: 37,780,045 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.3

Radius: 4.3

Gravity: 43.45 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.29 AU - 15.59 AU

Year: 17002 Days

Day: 18.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,410,994 km

• M1: 53,556 km (0.082 R)
• M2: 301,141 km (0.107 R)
• M3: 509,082 km (0.088 R)
• M4: 851,361 km (0.041 R)
• M5: 1,232,537 km (0.084 R)
• M6: 2,500,678 km (0.058 R)
• M7: 2,710,265 km (0.077 R)
• M8: 2,906,387 km (0.095 R)
• M9: 3,327,206 km (0.1 R)
• M10: 3,552,201 km (0.08 R)
• M11: 4,904,267 km (0.112 R)
• M12: 5,233,233 km (0.114 R)
• M13: 5,935,146 km (0.032 R)
• M14: 6,099,255 km (0.062 R)
• M15: 8,622,522 km (0.032 R)
• M16: 9,047,230 km (0.115 R)
• M17: 9,824,092 km (0.053 R)
• M18: 11,829,452 km (0.079 R)
• M19: 14,164,674 km (0.099 R)
• M20: 18,476,235 km (0.113 R)
• M21: 21,212,679 km (0.109 R)
• M22: 34,461,066 km (0.06 R)
• M23: 39,147,070 km (0.055 R)
• M24: 43,004,152 km (0.1 R)
• M25: 55,897,992 km (0.094 R)
• M26: 59,814,465 km (0.106 R)
• M27: 63,710,741 km (0.101 R)
• M28: 66,331,995 km (0.107 R)
• M29: 70,503,681 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.2

Radius: 6.2

Gravity: 17.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 11.46 AU - 17.66 AU

Year: 20292 Days

Day: 24.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 124.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,410,994 km

• M1: 81,531 km (0.117 R)
• M2: 393,442 km (0.068 R)
• M3: 769,232 km (0.101 R)
• M4: 2,186,074 km (0.112 R)
• M5: 2,876,617 km (0.058 R)
• M6: 5,774,478 km (0.055 R)
• M7: 7,650,585 km (0.079 R)
• M8: 8,150,840 km (0.095 R)
• M9: 14,869,131 km (0.099 R)
• M10: 16,046,616 km (0.113 R)
• M11: 17,116,390 km (0.079 R)
• M12: 20,231,766 km (0.047 R)
• M13: 24,444,741 km (0.071 R)
• M14: 24,982,246 km (0.082 R)
• M15: 26,080,893 km (0.046 R)
• M16: 42,184,356 km (0.039 R)
• M17: 47,962,573 km (0.108 R)
• M18: 48,974,154 km (0.114 R)
• M19: 54,064,970 km (0.094 R)
• M20: 62,245,430 km (0.114 R)
• M21: 64,056,013 km (0.034 R)
• M22: 73,193,152 km (0.116 R)
• M23: 74,983,689 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.8

Radius: 4.8

Gravity: 14.75 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 16.84 AU - 22.14 AU

Year: 31427 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 81,410,994 km

• M1: 59,690 km (0.06 R)
• M2: 287,677 km (0.112 R)
• M3: 574,755 km (0.097 R)
• M4: 834,756 km (0.046 R)
• M5: 1,377,048 km (0.119 R)
• M6: 1,573,620 km (0.061 R)
• M7: 4,315,450 km (0.047 R)
• M8: 5,584,788 km (0.05 R)
• M9: 6,348,934 km (0.08 R)
• M10: 9,513,826 km (0.062 R)
• M11: 11,831,546 km (0.075 R)
• M12: 12,869,606 km (0.088 R)
• M13: 14,269,842 km (0.086 R)
• M14: 16,097,030 km (0.095 R)
• M15: 18,890,471 km (0.065 R)
• M16: 19,075,075 km (0.093 R)
• M17: 19,448,022 km (0.039 R)
• M18: 21,787,883 km (0.087 R)
• M19: 23,025,207 km (0.114 R)
• M20: 23,554,334 km (0.11 R)
• M21: 27,017,375 km (0.032 R)
• M22: 27,369,529 km (0.077 R)
• M23: 28,686,888 km (0.093 R)
• M24: 33,697,968 km (0.103 R)
• M25: 35,912,166 km (0.115 R)
• M26: 36,337,772 km (0.081 R)
• M27: 38,516,814 km (0.101 R)
• M28: 41,244,731 km (0.079 R)
• M29: 41,555,596 km (0.09 R)
• M30: 43,453,394 km (0.044 R)
• M31: 44,098,610 km (0.078 R)
• M32: 44,260,924 km (0.115 R)
• M33: 52,347,137 km (0.072 R)
• M34: 54,185,845 km (0.092 R)
• M35: 56,639,998 km (0.047 R)
• M36: 57,409,828 km (0.079 R)
• M37: 60,759,325 km (0.108 R)
• M38: 63,200,612 km (0.117 R)
• M39: 65,706,526 km (0.106 R)
• M40: 68,061,047 km (0.113 R)
• M41: 70,693,072 km (0.069 R)
• M42: 74,077,425 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 18,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit