🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.46 AU - 0.56 AU

Year: 138 Days

Day: 13.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,178,822 km

• M1: 111,750 km (0.044 R)

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.8 AU - 1.94 AU

Year: 969 Days

Day: 30.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.57 AU - 4.57 AU

Year: 3110 Days

Day: 24.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.5

Radius: 13.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.32 AU - 5.74 AU

Year: 4273 Days

Day: 13.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,178,822 km

• M1: 171,439 km (0.092 R)
• M2: 620,532 km (0.073 R)
• M3: 1,133,054 km (0.097 R)
• M4: 2,037,673 km (0.069 R)
• M5: 2,532,991 km (0.107 R)
• M6: 3,363,259 km (0.069 R)
• M7: 4,062,330 km (0.091 R)
• M8: 4,737,166 km (0.083 R)
• M9: 5,752,487 km (0.102 R)
• M10: 7,771,909 km (0.065 R)
• M11: 9,792,826 km (0.106 R)
• M12: 10,634,314 km (0.081 R)
• M13: 12,879,030 km (0.108 R)
• M14: 14,952,158 km (0.053 R)
• M15: 15,583,311 km (0.069 R)
• M16: 16,287,169 km (0.087 R)
• M17: 20,128,693 km (0.102 R)
• M18: 22,566,091 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.1

Radius: 12

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.31 AU - 5.79 AU

Year: 4952 Days

Day: 6 Hours

Environment

Temp: -152 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,178,822 km

• M1: 149,299 km (0.069 R)
• M2: 524,191 km (0.094 R)
• M3: 1,193,342 km (0.057 R)
• M4: 1,592,021 km (0.109 R)
• M5: 2,095,717 km (0.113 R)
• M6: 2,533,739 km (0.115 R)
• M7: 3,090,243 km (0.086 R)
• M8: 3,928,141 km (0.099 R)
• M9: 6,206,965 km (0.118 R)
• M10: 6,588,141 km (0.041 R)
• M11: 9,839,351 km (0.091 R)
• M12: 10,359,204 km (0.079 R)
• M13: 11,312,890 km (0.087 R)
• M14: 12,078,233 km (0.062 R)
• M15: 14,861,501 km (0.058 R)
• M16: 16,735,065 km (0.098 R)
• M17: 19,225,421 km (0.067 R)
• M18: 23,909,330 km (0.082 R)
• M19: 28,251,857 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.4

Radius: 4.9

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 11.44 AU - 12.56 AU

Year: 15744 Days

Day: 15.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,178,822 km

• M1: 60,886 km (0.089 R)
• M2: 368,908 km (0.084 R)
• M3: 631,602 km (0.102 R)
• M4: 842,834 km (0.099 R)
• M5: 1,317,359 km (0.078 R)
• M6: 1,665,922 km (0.089 R)
• M7: 3,131,233 km (0.1 R)
• M8: 3,296,987 km (0.068 R)
• M9: 3,493,559 km (0.107 R)
• M10: 3,750,269 km (0.107 R)
• M11: 5,985,261 km (0.117 R)
• M12: 6,893,320 km (0.101 R)
• M13: 9,411,352 km (0.117 R)
• M14: 10,163,829 km (0.116 R)
• M15: 11,118,563 km (0.066 R)
• M16: 12,840,434 km (0.052 R)
• M17: 13,389,907 km (0.089 R)
• M18: 14,535,378 km (0.068 R)
• M19: 15,607,097 km (0.087 R)
• M20: 15,883,105 km (0.095 R)
• M21: 16,515,904 km (0.104 R)
• M22: 17,459,418 km (0.107 R)
• M23: 20,340,673 km (0.071 R)
• M24: 20,835,991 km (0.081 R)
• M25: 21,679,275 km (0.076 R)
• M26: 24,069,400 km (0.078 R)
• M27: 24,253,106 km (0.089 R)
• M28: 24,997,505 km (0.111 R)
• M29: 25,185,849 km (0.094 R)
• M30: 28,433,618 km (0.034 R)
• M31: 31,180,983 km (0.046 R)
• M32: 37,812,507 km (0.083 R)
• M33: 38,560,946 km (0.064 R)
• M34: 41,521,188 km (0.106 R)
• M35: 43,667,618 km (0.108 R)
• M36: 45,605,360 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.2

Radius: 4.2

Gravity: 38.45 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 11.48 AU - 17.54 AU

Year: 20934 Days

Day: 23.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,178,822 km

• M1: 55,351 km (0.038 R)
• M2: 244,443 km (0.113 R)
• M3: 390,600 km (0.111 R)
• M4: 538,852 km (0.074 R)
• M5: 895,493 km (0.038 R)
• M6: 1,302,549 km (0.092 R)
• M7: 1,573,022 km (0.083 R)
• M8: 2,204,175 km (0.063 R)
• M9: 3,851,248 km (0.113 R)
• M10: 4,373,195 km (0.101 R)
• M11: 4,510,675 km (0.117 R)
• M12: 5,242,209 km (0.071 R)
• M13: 5,965,365 km (0.049 R)
• M14: 6,263,812 km (0.036 R)
• M15: 11,228,667 km (0.094 R)
• M16: 15,533,495 km (0.11 R)
• M17: 16,592,349 km (0.117 R)
• M18: 19,774,146 km (0.063 R)
• M19: 21,310,366 km (0.086 R)
• M20: 22,718,082 km (0.114 R)
• M21: 26,506,648 km (0.106 R)
• M22: 31,711,009 km (0.104 R)
• M23: 32,357,122 km (0.117 R)
• M24: 35,166,570 km (0.099 R)
• M25: 35,858,759 km (0.063 R)
• M26: 36,984,932 km (0.109 R)
• M27: 40,656,064 km (0.116 R)
• M28: 44,401,845 km (0.109 R)
• M29: 52,931,167 km (0.113 R)
• M30: 57,196,502 km (0.068 R)
• M31: 58,538,844 km (0.093 R)
• M32: 61,286,059 km (0.106 R)
• M33: 62,691,381 km (0.077 R)
• M34: 64,118,096 km (0.068 R)
• M35: 67,459,963 km (0.039 R)
• M36: 72,687,661 km (0.103 R)
• M37: 72,911,160 km (0.046 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: 354 - 14,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit