🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.98 AU - 1.02 AU

Year: 360 Days

Day: 14.3 Hours

Environment

Temp: 52 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 53,254,802 km

• M1: 42,635 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.08 AU - 1.54 AU

Year: 540 Days

Day: 24.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,254,802 km

• M1: 43,533 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.24 AU - 3.4 AU

Year: 2177 Days

Day: 48 Hours

Environment

Temp: -116 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,254,802 km

• M1: 1,449,304 km (0.074 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.2

Radius: 14.2

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.18 AU - 8.38 AU

Year: 6354 Days

Day: 8.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,254,802 km

• M1: 177,273 km (0.087 R)
• M2: 764,146 km (0.079 R)
• M3: 2,069,088 km (0.096 R)
• M4: 2,891,876 km (0.062 R)
• M5: 3,371,936 km (0.11 R)
• M6: 5,539,310 km (0.074 R)
• M7: 8,451,382 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.4

Radius: 10.8

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.89 AU - 8.37 AU

Year: 8343 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,254,802 km

• M1: 134,339 km (0.082 R)
• M2: 523,892 km (0.043 R)
• M3: 917,933 km (0.086 R)
• M4: 1,310,926 km (0.108 R)
• M5: 1,668,465 km (0.081 R)
• M6: 2,143,289 km (0.046 R)
• M7: 2,810,346 km (0.082 R)
• M8: 4,412,240 km (0.096 R)
• M9: 5,360,989 km (0.102 R)
• M10: 6,589,637 km (0.098 R)
• M11: 9,742,262 km (0.088 R)
• M12: 10,190,158 km (0.065 R)
• M13: 10,808,895 km (0.101 R)
• M14: 11,289,104 km (0.066 R)
• M15: 12,523,287 km (0.079 R)
• M16: 13,598,297 km (0.112 R)
• M17: 14,348,530 km (0.091 R)
• M18: 14,798,670 km (0.052 R)
• M19: 18,144,127 km (0.036 R)
• M20: 20,473,665 km (0.106 R)
• M21: 22,218,575 km (0.116 R)
• M22: 24,331,645 km (0.087 R)
• M23: 24,788,218 km (0.113 R)
• M24: 25,718,417 km (0.065 R)
• M25: 29,260,596 km (0.104 R)
• M26: 32,782,129 km (0.117 R)
• M27: 33,563,778 km (0.074 R)
• M28: 34,357,993 km (0.115 R)
• M29: 37,538,594 km (0.114 R)
• M30: 38,641,130 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.4

Radius: 8.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.37 AU - 9.13 AU

Year: 8528 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,254,802 km

• M1: 106,962 km (0.051 R)
• M2: 608,863 km (0.035 R)
• M3: 1,624,633 km (0.066 R)
• M4: 1,904,231 km (0.108 R)
• M5: 2,372,473 km (0.093 R)
• M6: 3,332,592 km (0.063 R)
• M7: 4,050,063 km (0.106 R)
• M8: 5,676,342 km (0.038 R)
• M9: 7,533,450 km (0.054 R)
• M10: 8,378,678 km (0.075 R)
• M11: 11,545,964 km (0.086 R)
• M12: 13,295,212 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.2

Radius: 12.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.03 AU - 9.21 AU

Year: 9912 Days

Day: 11.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,254,802 km

• M1: 155,881 km (0.071 R)
• M2: 622,028 km (0.09 R)
• M3: 1,391,709 km (0.088 R)
• M4: 1,879,996 km (0.092 R)
• M5: 3,121,210 km (0.069 R)
• M6: 4,542,839 km (0.116 R)
• M7: 5,476,628 km (0.113 R)
• M8: 6,243,467 km (0.087 R)
• M9: 6,834,229 km (0.084 R)
• M10: 7,591,942 km (0.105 R)
• M11: 9,502,008 km (0.112 R)
• M12: 11,409,381 km (0.076 R)
• M13: 12,522,090 km (0.108 R)
• M14: 13,754,627 km (0.091 R)
• M15: 15,118,660 km (0.074 R)
• M16: 16,626,457 km (0.096 R)
• M17: 20,767,176 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.2

Radius: 14.8

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.54 AU - 12 AU

Year: 13616 Days

Day: 11.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,254,802 km

• M1: 184,305 km (0.106 R)
• M2: 695,331 km (0.061 R)
• M3: 1,459,626 km (0.104 R)
• M4: 3,015,743 km (0.12 R)
• M5: 3,774,803 km (0.119 R)
• M6: 6,977,095 km (0.104 R)
• M7: 8,547,723 km (0.077 R)
• M8: 9,246,644 km (0.103 R)
• M9: 9,762,757 km (0.113 R)
• M10: 13,656,790 km (0.051 R)
• M11: 15,554,139 km (0.041 R)
• M12: 26,433,645 km (0.089 R)
• M13: 27,388,528 km (0.1 R)
• M14: 30,960,626 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.4

Radius: 3.7

Gravity: 19.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.71 AU - 17.43 AU

Year: 18994 Days

Day: 22.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 53,254,802 km

• M1: 46,375 km (0.118 R)
• M2: 316,699 km (0.064 R)
• M3: 459,116 km (0.087 R)
• M4: 828,473 km (0.06 R)
• M5: 1,140,534 km (0.025 R)
• M6: 1,343,688 km (0.048 R)
• M7: 1,555,668 km (0.106 R)
• M8: 1,757,027 km (0.076 R)
• M9: 1,975,589 km (0.08 R)
• M10: 2,612,128 km (0.112 R)
• M11: 2,851,934 km (0.093 R)
• M12: 3,082,464 km (0.114 R)
• M13: 3,425,941 km (0.096 R)
• M14: 3,554,595 km (0.099 R)
• M15: 3,960,005 km (0.079 R)
• M16: 4,306,025 km (0.097 R)
• M17: 4,578,592 km (0.082 R)
• M18: 5,967,309 km (0.096 R)
• M19: 8,057,641 km (0.082 R)
• M20: 8,947,000 km (0.105 R)
• M21: 12,422,757 km (0.079 R)
• M22: 14,059,806 km (0.113 R)
• M23: 14,524,008 km (0.089 R)
• M24: 16,265,178 km (0.086 R)
• M25: 18,769,895 km (0.072 R)
• M26: 19,413,764 km (0.074 R)
• M27: 19,658,806 km (0.053 R)
• M28: 21,782,796 km (0.109 R)
• M29: 22,673,502 km (0.089 R)
• M30: 22,945,471 km (0.098 R)
• M31: 23,311,387 km (0.113 R)
• M32: 23,588,293 km (0.114 R)
• M33: 24,813,799 km (0.107 R)
• M34: 27,391,221 km (0.089 R)
• M35: 27,596,618 km (0.051 R)
• M36: 28,638,717 km (0.095 R)
• M37: 31,358,406 km (0.084 R)
• M38: 31,922,241 km (0.109 R)
• M39: 38,835,158 km (0.097 R)
• M40: 40,540,425 km (0.095 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit