🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.53 AU - 0.63 AU

Year: 163 Days

Day: 45.8 Hours

Environment

Temp: 194 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.59 AU - 0.69 AU

Year: 189 Days

Day: 47.4 Hours

Environment

Temp: 186 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,478,636 km

• M1: 40,990 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.62 AU - 0.68 AU

Year: 193 Days

Day: 30.7 Hours

Environment

Temp: 204 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,478,636 km

• M1: 227,538 km (0.108 R)
• M2: 448,943 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1 AU - 1.62 AU

Year: 553 Days

Day: 34.1 Hours

Environment

Temp: -12 °C

Axial Tilt: 107.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,478,636 km

• M1: 93,798 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.5 AU - 2.4 AU

Year: 1005 Days

Day: 38.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.5

Radius: 12.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.43 AU - 5.35 AU

Year: 3990 Days

Day: 11.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,478,636 km

• M1: 150,495 km (0.106 R)
• M2: 633,697 km (0.071 R)
• M3: 1,071,270 km (0.104 R)
• M4: 1,675,646 km (0.106 R)
• M5: 2,345,545 km (0.049 R)
• M6: 3,094,881 km (0.096 R)
• M7: 3,627,599 km (0.077 R)
• M8: 4,297,199 km (0.113 R)
• M9: 8,730,382 km (0.111 R)
• M10: 10,347,685 km (0.107 R)
• M11: 10,952,958 km (0.116 R)
• M12: 12,669,743 km (0.08 R)
• M13: 13,156,385 km (0.086 R)
• M14: 13,867,124 km (0.109 R)
• M15: 14,824,850 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.5

Radius: 13.4

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.72 AU - 8.68 AU

Year: 7128 Days

Day: 10.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,478,636 km

• M1: 166,652 km (0.087 R)
• M2: 1,293,423 km (0.095 R)
• M3: 1,831,976 km (0.074 R)
• M4: 2,341,356 km (0.117 R)
• M5: 3,027,711 km (0.109 R)
• M6: 4,071,306 km (0.085 R)
• M7: 5,404,223 km (0.101 R)
• M8: 6,572,882 km (0.12 R)
• M9: 7,236,348 km (0.054 R)
• M10: 10,691,311 km (0.108 R)
• M11: 13,087,121 km (0.07 R)
• M12: 14,440,982 km (0.081 R)
• M13: 15,436,555 km (0.118 R)
• M14: 16,477,308 km (0.119 R)
• M15: 17,014,963 km (0.091 R)
• M16: 19,357,815 km (0.079 R)
• M17: 21,587,870 km (0.075 R)
• M18: 22,069,875 km (0.061 R)
• M19: 23,055,276 km (0.105 R)
• M20: 23,813,587 km (0.082 R)
• M21: 24,328,204 km (0.083 R)
• M22: 28,236,748 km (0.076 R)
• M23: 29,693,382 km (0.105 R)
• M24: 32,650,782 km (0.065 R)
• M25: 34,146,612 km (0.069 R)
• M26: 36,249,060 km (0.101 R)
• M27: 37,044,921 km (0.05 R)
• M28: 37,736,362 km (0.04 R)
• M29: 38,319,195 km (0.117 R)
• M30: 40,832,589 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.1

Radius: 9.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.75 AU - 7.93 AU

Year: 8099 Days

Day: 6.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,478,636 km

• M1: 114,442 km (0.04 R)
• M2: 492,775 km (0.044 R)
• M3: 983,157 km (0.081 R)
• M4: 3,256,746 km (0.051 R)
• M5: 3,880,868 km (0.094 R)
• M6: 4,989,987 km (0.054 R)
• M7: 5,617,998 km (0.084 R)
• M8: 6,267,104 km (0.111 R)
• M9: 8,860,383 km (0.117 R)
• M10: 9,453,837 km (0.027 R)
• M11: 12,579,386 km (0.036 R)
• M12: 15,193,908 km (0.088 R)
• M13: 16,334,442 km (0.112 R)
• M14: 18,529,641 km (0.101 R)
• M15: 24,250,114 km (0.062 R)
• M16: 26,932,404 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.2

Radius: 12.3

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.38 AU - 12.16 AU

Year: 11267 Days

Day: 6.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 88.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,478,636 km

• M1: 153,039 km (0.083 R)
• M2: 672,442 km (0.035 R)
• M3: 1,468,154 km (0.105 R)
• M4: 2,382,196 km (0.095 R)
• M5: 2,937,205 km (0.086 R)
• M6: 3,340,072 km (0.105 R)
• M7: 4,209,235 km (0.114 R)
• M8: 4,697,672 km (0.107 R)
• M9: 5,758,022 km (0.103 R)
• M10: 7,620,665 km (0.093 R)
• M11: 8,075,443 km (0.071 R)
• M12: 8,588,563 km (0.115 R)
• M13: 10,214,393 km (0.054 R)
• M14: 11,052,440 km (0.111 R)
• M15: 13,898,689 km (0.106 R)
• M16: 14,407,173 km (0.088 R)
• M17: 17,986,601 km (0.089 R)
• M18: 18,387,972 km (0.077 R)
• M19: 22,044,144 km (0.119 R)
• M20: 25,903,769 km (0.049 R)
• M21: 32,603,510 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.5

Radius: 5

Gravity: 34.06 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 14.08 AU - 16.2 AU

Year: 21735 Days

Day: 16.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,478,636 km

• M1: 64,477 km (0.099 R)
• M2: 664,364 km (0.056 R)
• M3: 828,623 km (0.082 R)
• M4: 1,396,347 km (0.117 R)
• M5: 1,959,134 km (0.068 R)
• M6: 2,661,645 km (0.044 R)
• M7: 4,619,283 km (0.093 R)
• M8: 5,634,454 km (0.101 R)
• M9: 6,194,100 km (0.1 R)
• M10: 6,464,573 km (0.096 R)
• M11: 7,126,394 km (0.098 R)
• M12: 7,423,495 km (0.079 R)
• M13: 9,034,215 km (0.082 R)
• M14: 13,221,161 km (0.083 R)
• M15: 14,518,324 km (0.067 R)
• M16: 16,490,772 km (0.109 R)
• M17: 16,836,044 km (0.113 R)
• M18: 20,261,536 km (0.075 R)
• M19: 22,609,773 km (0.116 R)
• M20: 27,354,270 km (0.078 R)
• M21: 34,938,433 km (0.085 R)
• M22: 37,996,962 km (0.106 R)
• M23: 40,599,965 km (0.108 R)
• M24: 44,307,449 km (0.109 R)
• M25: 45,817,489 km (0.109 R)
• M26: 54,264,533 km (0.092 R)
• M27: 59,759,263 km (0.036 R)
• M28: 62,640,668 km (0.045 R)
• M29: 63,480,660 km (0.119 R)
• M30: 65,829,346 km (0.12 R)
• M31: 67,573,358 km (0.097 R)
• M32: 79,911,891 km (0.1 R)
• M33: 83,911,989 km (0.072 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: 508 - 18,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit