🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.6 AU - 0.66 AU

Year: 177 Days

Day: 29 Hours

Environment

Temp: 221 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,112,533 km

• M1: 24,833 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.83 AU - 1.18 AU

Year: 355 Days

Day: 13.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.66 AU - 2.66 AU

Year: 1539 Days

Day: 16.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,112,533 km

• M1: 47,722 km (0.101 R)
• M2: 282,441 km (0.063 R)

Asteroid Belt

Center: 9.51 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.6

Radius: 6.3

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.65 AU - 20.07 AU

Year: 23475 Days

Day: 23.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,112,533 km

• M1: 78,389 km (0.035 R)
• M2: 322,234 km (0.087 R)
• M3: 1,116,599 km (0.115 R)
• M4: 1,635,554 km (0.11 R)
• M5: 1,930,261 km (0.091 R)
• M6: 4,897,385 km (0.114 R)
• M7: 5,121,932 km (0.064 R)
• M8: 5,632,509 km (0.11 R)
• M9: 7,033,493 km (0.087 R)
• M10: 7,865,258 km (0.052 R)
• M11: 9,375,598 km (0.064 R)
• M12: 11,069,494 km (0.118 R)
• M13: 11,854,285 km (0.092 R)
• M14: 12,056,242 km (0.097 R)
• M15: 15,050,443 km (0.101 R)
• M16: 17,186,402 km (0.072 R)
• M17: 17,706,554 km (0.113 R)
• M18: 18,778,123 km (0.102 R)
• M19: 19,987,323 km (0.093 R)
• M20: 21,346,419 km (0.064 R)
• M21: 26,245,301 km (0.108 R)
• M22: 26,819,158 km (0.059 R)
• M23: 29,443,703 km (0.113 R)
• M24: 31,456,692 km (0.054 R)
• M25: 38,777,862 km (0.078 R)
• M26: 40,579,769 km (0.074 R)
• M27: 44,188,369 km (0.038 R)
• M28: 46,821,142 km (0.083 R)
• M29: 48,005,209 km (0.1 R)
• M30: 51,676,789 km (0.116 R)
• M31: 54,969,438 km (0.033 R)
• M32: 58,984,346 km (0.112 R)
• M33: 61,363,999 km (0.096 R)
• M34: 64,427,764 km (0.034 R)
• M35: 64,843,795 km (0.084 R)
• M36: 67,806,432 km (0.059 R)
• M37: 68,021,553 km (0.083 R)
• M38: 68,236,974 km (0.069 R)
• M39: 79,123,211 km (0.069 R)
• M40: 79,839,636 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.6

Radius: 4

Gravity: 50.48 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 14.88 AU - 23.22 AU

Year: 29497 Days

Day: 23.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,112,533 km

• M1: 51,013 km (0.047 R)
• M2: 212,279 km (0.102 R)
• M3: 687,701 km (0.117 R)
• M4: 833,559 km (0.071 R)
• M5: 1,013,825 km (0.102 R)
• M6: 1,453,194 km (0.043 R)
• M7: 3,689,682 km (0.05 R)
• M8: 4,667,753 km (0.119 R)
• M9: 6,712,157 km (0.108 R)
• M10: 7,224,380 km (0.078 R)
• M11: 10,720,183 km (0.075 R)
• M12: 10,857,664 km (0.101 R)
• M13: 11,925,793 km (0.057 R)
• M14: 16,441,704 km (0.085 R)
• M15: 17,749,937 km (0.101 R)
• M16: 21,212,828 km (0.117 R)
• M17: 23,911,424 km (0.051 R)
• M18: 24,264,176 km (0.056 R)
• M19: 24,620,219 km (0.11 R)
• M20: 27,853,628 km (0.039 R)
• M21: 31,359,005 km (0.101 R)
• M22: 38,581,740 km (0.053 R)
• M23: 39,229,349 km (0.104 R)
• M24: 40,379,906 km (0.059 R)
• M25: 41,047,412 km (0.094 R)
• M26: 42,920,975 km (0.068 R)
• M27: 43,791,186 km (0.059 R)
• M28: 57,446,779 km (0.099 R)
• M29: 64,886,580 km (0.059 R)
• M30: 76,699,576 km (0.049 R)
• M31: 82,706,978 km (0.046 R)
• M32: 94,471,953 km (0.119 R)
• M33: 100,141,712 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151

Radius: 6.4

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 19.07 AU - 19.89 AU

Year: 30501 Days

Day: 16.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,112,533 km

• M1: 250,128 km (0.113 R)
• M2: 477,367 km (0.06 R)
• M3: 2,148,225 km (0.034 R)
• M4: 2,428,123 km (0.094 R)
• M5: 3,185,387 km (0.039 R)
• M6: 4,001,294 km (0.06 R)
• M7: 17,170,544 km (0.061 R)
• M8: 18,208,454 km (0.081 R)
• M9: 20,762,240 km (0.089 R)
• M10: 24,825,019 km (0.052 R)
• M11: 27,953,858 km (0.096 R)
• M12: 32,162,645 km (0.03 R)
• M13: 33,613,445 km (0.11 R)
• M14: 41,103,810 km (0.083 R)
• M15: 42,666,958 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.8

Radius: 7.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 15.06 AU - 24.94 AU

Year: 31731 Days

Day: 21.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,112,533 km

• M1: 98,884 km (0.118 R)
• M2: 487,091 km (0.079 R)
• M3: 929,900 km (0.061 R)
• M4: 1,682,378 km (0.072 R)
• M5: 2,127,731 km (0.076 R)
• M6: 2,694,557 km (0.03 R)
• M7: 3,546,218 km (0.103 R)
• M8: 3,886,104 km (0.104 R)
• M9: 4,631,251 km (0.093 R)
• M10: 5,730,197 km (0.115 R)
• M11: 5,961,475 km (0.09 R)
• M12: 9,782,803 km (0.098 R)
• M13: 11,392,327 km (0.113 R)
• M14: 12,259,845 km (0.095 R)
• M15: 19,430,819 km (0.11 R)
• M16: 26,243,356 km (0.102 R)
• M17: 37,765,384 km (0.064 R)
• M18: 39,130,315 km (0.084 R)
• M19: 46,296,801 km (0.082 R)
• M20: 51,919,587 km (0.082 R)
• M21: 59,979,172 km (0.104 R)
• M22: 63,538,105 km (0.101 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 17,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit