🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.76 AU - 0.8 AU

Year: 242 Days

Day: 33.6 Hours

Environment

Temp: 209 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.85 AU - 0.89 AU

Year: 285 Days

Day: 24.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.52 AU - 1.78 AU

Year: 745 Days

Day: 17 Hours

Environment

Temp: -22 °C

Axial Tilt: 162.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.01 AU - 2.75 AU

Year: 1290 Days

Day: 19 Hours

Environment

Temp: -77 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.18 AU - 2.82 AU

Year: 1389 Days

Day: 34.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 149.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3 AU - 3.92 AU

Year: 2262 Days

Day: 17.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.92 AU - 4.48 AU

Year: 2501 Days

Day: 28.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,689,009 km

• M1: 28,124 km (0.081 R)

Asteroid Belt

Center: 10.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.4

Radius: 6.9

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 15.12 AU - 18.26 AU

Year: 23964 Days

Day: 22.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,689,009 km

• M1: 268,379 km (0.066 R)
• M2: 501,302 km (0.095 R)
• M3: 801,695 km (0.105 R)
• M4: 1,721,423 km (0.106 R)
• M5: 2,070,883 km (0.115 R)
• M6: 2,537,479 km (0.11 R)
• M7: 3,409,784 km (0.032 R)
• M8: 3,898,521 km (0.104 R)
• M9: 4,260,847 km (0.059 R)
• M10: 4,977,271 km (0.065 R)
• M11: 6,509,901 km (0.102 R)
• M12: 7,164,392 km (0.05 R)
• M13: 7,607,650 km (0.067 R)
• M14: 8,333,499 km (0.109 R)
• M15: 10,724,223 km (0.094 R)
• M16: 12,179,062 km (0.095 R)
• M17: 12,597,637 km (0.112 R)
• M18: 14,062,499 km (0.08 R)
• M19: 14,835,920 km (0.114 R)
• M20: 15,719,146 km (0.114 R)
• M21: 18,214,887 km (0.109 R)
• M22: 18,854,717 km (0.117 R)
• M23: 22,591,822 km (0.107 R)
• M24: 25,190,486 km (0.094 R)
• M25: 27,861,407 km (0.057 R)
• M26: 31,621,400 km (0.025 R)
• M27: 33,350,901 km (0.098 R)
• M28: 34,307,728 km (0.088 R)
• M29: 35,564,799 km (0.105 R)
• M30: 40,129,479 km (0.102 R)
• M31: 41,211,670 km (0.03 R)
• M32: 42,631,504 km (0.117 R)
• M33: 47,257,070 km (0.081 R)
• M34: 51,841,646 km (0.053 R)
• M35: 59,859,494 km (0.066 R)
• M36: 65,003,716 km (0.107 R)
• M37: 65,853,282 km (0.101 R)
• M38: 77,818,269 km (0.109 R)
• M39: 80,959,376 km (0.083 R)
• M40: 81,696,145 km (0.065 R)
• M41: 83,182,849 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.6

Radius: 5.3

Gravity: 16.65 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 17.99 AU - 18.53 AU

Year: 27424 Days

Day: 17.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,689,009 km

• M1: 65,973 km (0.077 R)
• M2: 623,674 km (0.098 R)
• M3: 809,474 km (0.041 R)
• M4: 1,468,453 km (0.098 R)
• M5: 1,728,603 km (0.059 R)
• M6: 2,186,971 km (0.05 R)
• M7: 2,456,547 km (0.087 R)
• M8: 2,902,199 km (0.096 R)
• M9: 3,578,082 km (0.107 R)
• M10: 3,793,652 km (0.065 R)
• M11: 4,353,597 km (0.034 R)
• M12: 4,599,536 km (0.114 R)
• M13: 6,231,051 km (0.06 R)
• M14: 9,966,061 km (0.061 R)
• M15: 10,147,972 km (0.082 R)
• M16: 11,885,551 km (0.109 R)
• M17: 13,737,423 km (0.118 R)
• M18: 15,937,858 km (0.109 R)
• M19: 18,271,884 km (0.101 R)
• M20: 19,472,856 km (0.096 R)
• M21: 23,390,375 km (0.076 R)
• M22: 25,702,859 km (0.047 R)
• M23: 26,506,349 km (0.066 R)
• M24: 29,762,796 km (0.098 R)
• M25: 33,682,709 km (0.107 R)
• M26: 35,342,497 km (0.073 R)
• M27: 41,112,487 km (0.072 R)
• M28: 44,138,104 km (0.091 R)
• M29: 45,123,505 km (0.118 R)
• M30: 46,968,047 km (0.082 R)
• M31: 50,271,467 km (0.087 R)
• M32: 50,806,878 km (0.093 R)
• M33: 54,099,078 km (0.116 R)
• M34: 59,299,848 km (0.105 R)
• M35: 60,499,174 km (0.114 R)
• M36: 60,700,533 km (0.052 R)
• M37: 64,613,564 km (0.099 R)
• M38: 68,691,303 km (0.041 R)
• M39: 75,240,847 km (0.096 R)
• M40: 81,455,891 km (0.074 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 16,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit