🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.48 AU - 0.62 AU

Year: 145 Days

Day: 27.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.1 AU - 1.16 AU

Year: 428 Days

Day: 32.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 114,792,835 km

• M1: 50,265 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.56 AU - 4.96 AU

Year: 3134 Days

Day: 37.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.4

Radius: 14.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.06 AU - 12.48 AU

Year: 11731 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 114,792,835 km

• M1: 176,675 km (0.094 R)
• M2: 1,031,029 km (0.11 R)
• M3: 1,492,089 km (0.106 R)
• M4: 2,390,724 km (0.083 R)
• M5: 3,136,918 km (0.119 R)
• M6: 3,725,885 km (0.101 R)
• M7: 4,388,154 km (0.12 R)
• M8: 4,943,162 km (0.104 R)
• M9: 5,880,991 km (0.117 R)
• M10: 6,782,019 km (0.041 R)
• M11: 10,043,702 km (0.118 R)
• M12: 15,390,031 km (0.094 R)
• M13: 17,312,513 km (0.064 R)
• M14: 18,183,621 km (0.053 R)
• M15: 18,931,760 km (0.079 R)
• M16: 27,290,691 km (0.092 R)
• M17: 29,174,726 km (0.087 R)
• M18: 30,512,879 km (0.112 R)
• M19: 32,651,082 km (0.074 R)
• M20: 34,093,355 km (0.062 R)
• M21: 34,659,134 km (0.108 R)
• M22: 37,104,760 km (0.04 R)
• M23: 39,043,698 km (0.109 R)
• M24: 41,561,280 km (0.081 R)
• M25: 44,723,181 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.1

Radius: 6.1

Gravity: 25.91 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 13.06 AU - 13.68 AU

Year: 17426 Days

Day: 17.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 114,792,835 km

• M1: 77,342 km (0.116 R)
• M2: 303,085 km (0.05 R)
• M3: 716,424 km (0.071 R)
• M4: 1,232,686 km (0.108 R)
• M5: 1,781,711 km (0.071 R)
• M6: 2,030,641 km (0.074 R)
• M7: 3,523,329 km (0.113 R)
• M8: 3,731,868 km (0.119 R)
• M9: 5,471,093 km (0.08 R)
• M10: 5,957,586 km (0.103 R)
• M11: 6,786,208 km (0.057 R)
• M12: 10,143,633 km (0.049 R)
• M13: 13,723,211 km (0.081 R)
• M14: 14,241,268 km (0.106 R)
• M15: 18,417,891 km (0.078 R)
• M16: 21,123,070 km (0.048 R)
• M17: 22,013,626 km (0.107 R)
• M18: 25,383,318 km (0.073 R)
• M19: 25,715,724 km (0.049 R)
• M20: 25,939,074 km (0.09 R)
• M21: 27,889,381 km (0.045 R)
• M22: 31,693,954 km (0.081 R)
• M23: 33,123,063 km (0.093 R)
• M24: 34,594,657 km (0.095 R)
• M25: 40,162,989 km (0.04 R)
• M26: 45,643,657 km (0.096 R)
• M27: 53,941,551 km (0.045 R)
• M28: 55,044,537 km (0.11 R)
• M29: 55,601,639 km (0.111 R)
• M30: 58,059,233 km (0.083 R)
• M31: 60,588,484 km (0.087 R)
• M32: 61,580,467 km (0.073 R)
• M33: 66,493,112 km (0.089 R)
• M34: 67,336,395 km (0.103 R)
• M35: 70,126,695 km (0.099 R)
• M36: 76,396,341 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.1

Radius: 7.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 17.46 AU - 20.74 AU

Year: 29754 Days

Day: 21.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 114,792,835 km

• M1: 97,089 km (0.071 R)
• M2: 454,628 km (0.098 R)
• M3: 1,329,327 km (0.109 R)
• M4: 1,726,359 km (0.085 R)
• M5: 2,039,468 km (0.11 R)
• M6: 2,824,258 km (0.092 R)
• M7: 3,285,618 km (0.084 R)
• M8: 5,304,890 km (0.074 R)
• M9: 6,081,303 km (0.114 R)
• M10: 7,094,081 km (0.101 R)
• M11: 10,163,679 km (0.083 R)
• M12: 11,641,407 km (0.038 R)
• M13: 13,445,258 km (0.112 R)
• M14: 13,699,126 km (0.113 R)
• M15: 14,746,760 km (0.111 R)
• M16: 20,712,424 km (0.038 R)
• M17: 21,914,742 km (0.082 R)
• M18: 23,162,837 km (0.078 R)
• M19: 32,566,708 km (0.098 R)
• M20: 33,255,906 km (0.056 R)
• M21: 40,427,329 km (0.066 R)
• M22: 41,894,584 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.2

Radius: 5.1

Gravity: 34.96 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 19.42 AU - 20.82 AU

Year: 32169 Days

Day: 23.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 114,792,835 km

• M1: 63,579 km (0.108 R)
• M2: 309,668 km (0.083 R)
• M3: 542,292 km (0.106 R)
• M4: 1,533,378 km (0.119 R)
• M5: 2,475,546 km (0.115 R)
• M6: 2,719,240 km (0.084 R)
• M7: 3,254,950 km (0.062 R)
• M8: 3,893,883 km (0.068 R)
• M9: 6,065,296 km (0.051 R)
• M10: 8,086,962 km (0.117 R)
• M11: 9,377,543 km (0.057 R)
• M12: 10,241,769 km (0.118 R)
• M13: 10,448,663 km (0.12 R)
• M14: 10,870,529 km (0.119 R)
• M15: 11,230,761 km (0.104 R)
• M16: 14,148,069 km (0.1 R)
• M17: 19,047,549 km (0.066 R)
• M18: 19,676,907 km (0.1 R)
• M19: 20,319,879 km (0.114 R)
• M20: 21,988,493 km (0.051 R)
• M21: 25,343,974 km (0.045 R)
• M22: 26,620,492 km (0.088 R)
• M23: 27,672,165 km (0.097 R)
• M24: 42,707,799 km (0.083 R)
• M25: 43,243,808 km (0.092 R)
• M26: 44,695,057 km (0.092 R)
• M27: 49,832,846 km (0.082 R)
• M28: 55,139,082 km (0.083 R)
• M29: 60,809,739 km (0.074 R)
• M30: 61,943,093 km (0.074 R)
• M31: 68,550,831 km (0.065 R)
• M32: 77,451,455 km (0.036 R)
• M33: 82,590,890 km (0.071 R)
• M34: 99,052,191 km (0.065 R)
• M35: 99,677,360 km (0.075 R)
• M36: 107,057,173 km (0.099 R)
• M37: 114,105,776 km (0.107 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 15,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit