🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.55 AU - 0.67 AU

Year: 178 Days

Day: 35 Hours

Environment

Temp: 214 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,521,196 km

• M1: 29,471 km (0.108 R)
• M2: 297,999 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.7 AU - 1.04 AU

Year: 303 Days

Day: 29.7 Hours

Environment

Temp: 102 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.23 AU - 2.25 AU

Year: 1250 Days

Day: 14.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.64 AU - 4.72 AU

Year: 3186 Days

Day: 38.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,521,196 km

• M1: 2,767,112 km (0.071 R)

Asteroid Belt

Center: 8.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.1

Radius: 6.6

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.44 AU - 12.7 AU

Year: 16613 Days

Day: 19.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,521,196 km

• M1: 82,129 km (0.117 R)
• M2: 367,412 km (0.103 R)
• M3: 807,230 km (0.052 R)
• M4: 1,114,504 km (0.06 R)
• M5: 1,634,207 km (0.118 R)
• M6: 2,425,281 km (0.057 R)
• M7: 3,193,466 km (0.115 R)
• M8: 3,798,290 km (0.1 R)
• M9: 5,444,315 km (0.102 R)
• M10: 6,624,942 km (0.111 R)
• M11: 6,913,666 km (0.085 R)
• M12: 7,296,935 km (0.048 R)
• M13: 10,008,846 km (0.038 R)
• M14: 11,353,132 km (0.108 R)
• M15: 11,766,920 km (0.103 R)
• M16: 12,129,545 km (0.104 R)
• M17: 13,588,872 km (0.057 R)
• M18: 15,591,240 km (0.107 R)
• M19: 19,659,554 km (0.064 R)
• M20: 20,602,469 km (0.1 R)
• M21: 23,612,229 km (0.093 R)
• M22: 25,171,637 km (0.076 R)
• M23: 33,164,053 km (0.069 R)
• M24: 36,758,740 km (0.074 R)
• M25: 42,695,681 km (0.105 R)
• M26: 43,265,200 km (0.11 R)
• M27: 44,273,789 km (0.076 R)
• M28: 46,788,679 km (0.12 R)
• M29: 54,567,020 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.2

Radius: 4.9

Gravity: 17.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 14.28 AU - 23.24 AU

Year: 30290 Days

Day: 23.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,521,196 km

• M1: 60,886 km (0.086 R)
• M2: 238,459 km (0.117 R)
• M3: 476,918 km (0.081 R)
• M4: 748,438 km (0.094 R)
• M5: 1,012,478 km (0.084 R)
• M6: 1,321,248 km (0.11 R)
• M7: 1,600,996 km (0.092 R)
• M8: 2,256,385 km (0.057 R)
• M9: 2,510,402 km (0.11 R)
• M10: 3,721,845 km (0.065 R)
• M11: 4,211,479 km (0.083 R)
• M12: 5,643,131 km (0.103 R)
• M13: 6,468,313 km (0.07 R)
• M14: 7,775,349 km (0.114 R)
• M15: 8,850,210 km (0.097 R)
• M16: 9,306,783 km (0.103 R)
• M17: 10,020,813 km (0.113 R)
• M18: 10,834,626 km (0.108 R)
• M19: 14,069,081 km (0.117 R)
• M20: 16,493,165 km (0.083 R)
• M21: 17,893,551 km (0.094 R)
• M22: 18,622,541 km (0.047 R)
• M23: 20,237,002 km (0.118 R)
• M24: 24,069,101 km (0.074 R)
• M25: 27,271,243 km (0.055 R)
• M26: 31,922,989 km (0.112 R)
• M27: 38,110,506 km (0.104 R)
• M28: 41,641,764 km (0.11 R)
• M29: 41,800,188 km (0.065 R)
• M30: 51,320,298 km (0.118 R)
• M31: 55,424,216 km (0.073 R)
• M32: 60,144,777 km (0.07 R)
• M33: 61,775,842 km (0.09 R)
• M34: 79,739,405 km (0.099 R)
• M35: 81,459,033 km (0.104 R)
• M36: 83,203,194 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.3

Radius: 6.1

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 19.08 AU - 19.7 AU

Year: 31829 Days

Day: 20.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,521,196 km

• M1: 78,539 km (0.055 R)
• M2: 296,503 km (0.097 R)
• M3: 623,075 km (0.1 R)
• M4: 856,448 km (0.073 R)
• M5: 3,679,808 km (0.099 R)
• M6: 4,689,145 km (0.092 R)
• M7: 9,019,555 km (0.112 R)
• M8: 14,266,102 km (0.079 R)
• M9: 15,302,217 km (0.093 R)
• M10: 17,773,274 km (0.108 R)
• M11: 28,102,858 km (0.099 R)
• M12: 34,837,903 km (0.083 R)
• M13: 35,631,819 km (0.085 R)
• M14: 42,573,609 km (0.079 R)
• M15: 46,121,921 km (0.078 R)
• M16: 64,441,976 km (0.086 R)
• M17: 64,640,193 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 13,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit