🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.01 AU - 1.41 AU

Year: 481 Days

Day: 33.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,064,607 km

• M1: 42,187 km (0.03 R)
• M2: 267,032 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.76 AU - 2.12 AU

Year: 977 Days

Day: 19.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,064,607 km

• M1: 35,006 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.51 AU - 3.51 AU

Year: 1889 Days

Day: 23.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.66 AU - 3.64 AU

Year: 2022 Days

Day: 29.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,064,607 km

• M1: 71,209 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.64 AU - 3.78 AU

Year: 2080 Days

Day: 40.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,064,607 km

• M1: 383,569 km (0.118 R)
• M2: 1,645,128 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.4

Radius: 14.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.95 AU - 11.65 AU

Year: 13738 Days

Day: 8.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,064,607 km

• M1: 184,604 km (0.109 R)
• M2: 866,172 km (0.073 R)
• M3: 1,473,389 km (0.118 R)
• M4: 2,131,321 km (0.087 R)
• M5: 4,229,281 km (0.12 R)
• M6: 4,799,848 km (0.116 R)
• M7: 6,937,452 km (0.104 R)
• M8: 7,774,452 km (0.117 R)
• M9: 12,950,388 km (0.112 R)
• M10: 13,865,927 km (0.104 R)
• M11: 14,459,831 km (0.098 R)
• M12: 21,214,025 km (0.068 R)
• M13: 26,338,800 km (0.118 R)
• M14: 28,090,142 km (0.12 R)
• M15: 30,911,109 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.4

Radius: 7.5

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.76 AU - 13.64 AU

Year: 17344 Days

Day: 16.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,064,607 km

• M1: 93,349 km (0.046 R)
• M2: 411,693 km (0.111 R)
• M3: 692,339 km (0.087 R)
• M4: 1,013,675 km (0.111 R)
• M5: 1,433,148 km (0.069 R)
• M6: 1,946,418 km (0.104 R)
• M7: 2,274,935 km (0.058 R)
• M8: 3,067,504 km (0.069 R)
• M9: 3,699,256 km (0.099 R)
• M10: 4,147,152 km (0.1 R)
• M11: 4,506,486 km (0.113 R)
• M12: 7,543,323 km (0.106 R)
• M13: 9,633,804 km (0.113 R)
• M14: 10,979,437 km (0.112 R)
• M15: 12,941,712 km (0.073 R)
• M16: 13,322,139 km (0.117 R)
• M17: 14,575,919 km (0.038 R)
• M18: 18,327,834 km (0.108 R)
• M19: 18,727,110 km (0.097 R)
• M20: 21,333,404 km (0.069 R)
• M21: 22,223,212 km (0.032 R)
• M22: 23,698,098 km (0.027 R)
• M23: 24,267,617 km (0.05 R)
• M24: 29,373,991 km (0.048 R)
• M25: 30,363,281 km (0.103 R)
• M26: 32,875,030 km (0.093 R)
• M27: 39,620,996 km (0.028 R)
• M28: 42,614,898 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818

Radius: 8

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 13.52 AU - 18.36 AU

Year: 23016 Days

Day: 16.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,064,607 km

• M1: 99,483 km (0.078 R)
• M2: 598,840 km (0.096 R)
• M3: 1,108,071 km (0.073 R)
• M4: 1,499,719 km (0.079 R)
• M5: 1,804,001 km (0.118 R)
• M6: 2,214,796 km (0.107 R)
• M7: 2,763,073 km (0.051 R)
• M8: 3,167,286 km (0.07 R)
• M9: 5,113,405 km (0.095 R)
• M10: 5,556,663 km (0.101 R)
• M11: 6,849,039 km (0.107 R)
• M12: 9,117,990 km (0.088 R)
• M13: 14,671,662 km (0.106 R)
• M14: 15,483,978 km (0.109 R)
• M15: 15,985,729 km (0.103 R)
• M16: 16,240,494 km (0.036 R)
• M17: 17,645,817 km (0.095 R)
• M18: 22,665,274 km (0.073 R)
• M19: 23,095,069 km (0.087 R)
• M20: 25,556,851 km (0.095 R)
• M21: 29,188,489 km (0.035 R)
• M22: 29,442,207 km (0.105 R)
• M23: 29,825,477 km (0.1 R)
• M24: 31,524,909 km (0.071 R)
• M25: 33,983,251 km (0.104 R)
• M26: 40,524,866 km (0.099 R)
• M27: 42,607,119 km (0.084 R)
• M28: 44,591,685 km (0.072 R)
• M29: 61,062,111 km (0.096 R)
• M30: 68,602,592 km (0.104 R)
• M31: 71,324,226 km (0.039 R)
• M32: 79,919,820 km (0.111 R)
• M33: 83,440,756 km (0.104 R)
• M34: 87,326,560 km (0.113 R)
• M35: 87,589,703 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317

Radius: 5.5

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.25 AU - 19.27 AU

Year: 29386 Days

Day: 22.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,064,607 km

• M1: 68,965 km (0.09 R)
• M2: 268,079 km (0.091 R)
• M3: 504,294 km (0.115 R)
• M4: 911,201 km (0.105 R)
• M5: 1,736,682 km (0.071 R)
• M6: 2,421,242 km (0.107 R)
• M7: 2,629,332 km (0.096 R)
• M8: 2,874,673 km (0.096 R)
• M9: 3,354,732 km (0.091 R)
• M10: 4,646,061 km (0.109 R)
• M11: 6,720,236 km (0.063 R)
• M12: 8,368,355 km (0.11 R)
• M13: 9,174,538 km (0.078 R)
• M14: 10,268,398 km (0.104 R)
• M15: 10,940,092 km (0.086 R)
• M16: 13,130,654 km (0.117 R)
• M17: 15,205,128 km (0.07 R)
• M18: 15,915,717 km (0.097 R)
• M19: 18,005,749 km (0.048 R)
• M20: 18,890,621 km (0.104 R)
• M21: 20,177,761 km (0.066 R)
• M22: 20,842,723 km (0.117 R)
• M23: 21,132,046 km (0.111 R)
• M24: 24,175,465 km (0.072 R)
• M25: 26,023,597 km (0.071 R)
• M26: 26,924,924 km (0.059 R)
• M27: 35,580,507 km (0.055 R)
• M28: 40,906,341 km (0.08 R)
• M29: 43,365,132 km (0.099 R)
• M30: 44,951,019 km (0.069 R)
• M31: 49,939,808 km (0.045 R)
• M32: 62,187,685 km (0.094 R)
• M33: 62,387,249 km (0.083 R)
• M34: 73,361,449 km (0.107 R)
• M35: 76,064,533 km (0.045 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 11,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit