🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.51 AU - 0.77 AU

Year: 220 Days

Day: 30.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.52 AU - 0.84 AU

Year: 241 Days

Day: 35.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.82 AU - 1.22 AU

Year: 443 Days

Day: 37 Hours

Environment

Temp: -66 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.4 AU - 1.46 AU

Year: 736 Days

Day: 13.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 12.5

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.36 AU - 3.8 AU

Year: 2327 Days

Day: 7.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,069,326 km

• M1: 155,432 km (0.074 R)
• M2: 669,899 km (0.107 R)
• M3: 1,234,182 km (0.103 R)
• M4: 1,844,991 km (0.081 R)
• M5: 2,319,066 km (0.028 R)
• M6: 2,749,160 km (0.101 R)
• M7: 3,177,608 km (0.089 R)
• M8: 5,421,277 km (0.111 R)
• M9: 6,630,477 km (0.092 R)
• M10: 7,166,636 km (0.095 R)
• M11: 7,656,120 km (0.102 R)
• M12: 9,090,614 km (0.077 R)
• M13: 9,694,391 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.7

Radius: 10.7

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.22 AU - 6.8 AU

Year: 6342 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,069,326 km

• M1: 133,142 km (0.11 R)
• M2: 502,948 km (0.112 R)
• M3: 901,776 km (0.06 R)
• M4: 1,607,728 km (0.064 R)
• M5: 1,965,417 km (0.114 R)
• M6: 2,845,352 km (0.117 R)
• M7: 3,994,862 km (0.092 R)
• M8: 5,748,149 km (0.061 R)
• M9: 12,968,789 km (0.113 R)
• M10: 13,423,716 km (0.111 R)
• M11: 13,889,265 km (0.103 R)
• M12: 18,364,335 km (0.108 R)
• M13: 19,822,316 km (0.09 R)
• M14: 20,656,175 km (0.112 R)
• M15: 22,475,434 km (0.082 R)
• M16: 23,049,591 km (0.036 R)
• M17: 26,520,711 km (0.12 R)
• M18: 28,285,517 km (0.044 R)
• M19: 29,635,039 km (0.026 R)
• M20: 35,796,676 km (0.056 R)
• M21: 36,692,917 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.2

Radius: 7.6

Gravity: 13.49 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.76 AU - 13.12 AU

Year: 15576 Days

Day: 15.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,069,326 km

• M1: 94,546 km (0.088 R)
• M2: 407,205 km (0.103 R)
• M3: 1,194,689 km (0.03 R)
• M4: 1,506,151 km (0.074 R)
• M5: 1,943,725 km (0.084 R)
• M6: 2,442,036 km (0.078 R)
• M7: 3,022,775 km (0.059 R)
• M8: 4,232,273 km (0.116 R)
• M9: 4,620,929 km (0.118 R)
• M10: 5,813,672 km (0.115 R)
• M11: 7,566,062 km (0.091 R)
• M12: 7,896,972 km (0.111 R)
• M13: 9,318,601 km (0.093 R)
• M14: 10,607,835 km (0.104 R)
• M15: 12,011,961 km (0.118 R)
• M16: 16,329,056 km (0.118 R)
• M17: 16,882,419 km (0.111 R)
• M18: 18,026,693 km (0.096 R)
• M19: 18,362,839 km (0.043 R)
• M20: 19,047,848 km (0.059 R)
• M21: 24,327,905 km (0.111 R)
• M22: 34,212,584 km (0.098 R)
• M23: 35,511,393 km (0.114 R)
• M24: 36,439,797 km (0.106 R)
• M25: 40,459,343 km (0.096 R)
• M26: 42,947,903 km (0.103 R)
• M27: 43,547,940 km (0.092 R)
• M28: 44,001,521 km (0.059 R)
• M29: 44,764,769 km (0.113 R)
• M30: 52,374,963 km (0.066 R)
• M31: 57,657,862 km (0.06 R)
• M32: 58,939,766 km (0.103 R)
• M33: 60,427,816 km (0.04 R)
• M34: 61,940,849 km (0.08 R)
• M35: 66,831,502 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.4

Radius: 6.3

Gravity: 20.02 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 12.18 AU - 16.62 AU

Year: 23522 Days

Day: 15.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,069,326 km

• M1: 78,389 km (0.088 R)
• M2: 698,472 km (0.108 R)
• M3: 938,278 km (0.104 R)
• M4: 1,452,147 km (0.076 R)
• M5: 1,969,755 km (0.107 R)
• M6: 2,833,384 km (0.106 R)
• M7: 3,796,495 km (0.117 R)
• M8: 4,299,892 km (0.099 R)
• M9: 4,771,274 km (0.117 R)
• M10: 5,038,905 km (0.047 R)
• M11: 7,353,035 km (0.03 R)
• M12: 8,796,953 km (0.094 R)
• M13: 10,168,167 km (0.062 R)
• M14: 13,327,076 km (0.108 R)
• M15: 16,128,894 km (0.071 R)
• M16: 18,918,446 km (0.04 R)
• M17: 20,476,957 km (0.114 R)
• M18: 22,542,903 km (0.119 R)
• M19: 25,779,303 km (0.101 R)
• M20: 26,248,742 km (0.077 R)
• M21: 28,807,164 km (0.057 R)
• M22: 33,294,053 km (0.027 R)
• M23: 33,710,983 km (0.109 R)
• M24: 38,073,705 km (0.086 R)
• M25: 40,075,774 km (0.037 R)
• M26: 40,547,605 km (0.118 R)
• M27: 44,121,199 km (0.12 R)
• M28: 46,156,179 km (0.048 R)
• M29: 47,371,811 km (0.095 R)
• M30: 58,276,000 km (0.11 R)
• M31: 64,521,262 km (0.09 R)
• M32: 73,053,278 km (0.08 R)
• M33: 76,618,195 km (0.093 R)
• M34: 85,383,733 km (0.084 R)
• M35: 85,643,584 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 15,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit